Greatest Common Factor of 720, 678, 387, 742, 440

Greatest common factor or Greatest common divisor (GCD) can be calculated in two ways

• Greatest Common Factor of 720, 678, 387, 742, 440 by common division method
• Greatest Common Factor of 720, 678, 387, 742, 440 with matching the biggest common factor

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∴ GCF of numbers is 1 because of no common factors present between them.

Factors of 720

List of positive integer factors of 720 that divides 720 without a remainder.

1,2,3,4,5,6,8,9,10,12,15,16,18,20,24,30,36,40,45,48,60,72,80,90,120,144,180,240,360,720

Factors of 678

List of positive integer factors of 678 that divides 678 without a remainder.

1,2,3,6,113,226,339,678

Factors of 387

List of positive integer factors of 387 that divides 387 without a remainder.

1,3,9,43,129,387

Factors of 742

List of positive integer factors of 742 that divides 742 without a remainder.

1,2,7,14,53,106,371,742

Factors of 440

List of positive integer factors of 440 that divides 440 without a remainder.

1,2,4,5,8,10,11,20,22,40,44,55,88,110,220,440

Greatest Common Factor

We found the factors 720,678,387,742,440 . The biggest common factor number is the GCF number.
So the greatest common factor 720,678,387,742,440 is 1.

Here are some samples of GCF of two or more Numbers calculations.

• GCF of 198, 581, 839, 108, 477
• GCF of 159, 350, 388, 893, 328
• GCF of 492, 984, 715, 230, 342
• GCF of 423, 368, 259, 374, 426
• GCF of 616, 179, 591, 215, 755

1. What is the GCF of 720, 678, 387, 742, 440?

Answer: GCF of 720, 678, 387, 742, 440 is 1.

2. How to Find the GCF of 720, 678, 387, 742, 440

Answer: Greatest Common Factor(GCF) of 720, 678, 387, 742, 440 = 1

Step 1: Divide all the numbers with common prime numbers having remainder zero.

Step 2: Then multiply all the prime factors GCF(720, 678, 387, 742, 440) = 1.