Greatest Common Factor of 120, 155, 284

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

• Greatest Common Factor of 120, 155, 284 by common division method
• Greatest Common Factor of 120, 155, 284 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 120

List of positive integer factors of 120 that divides 120 without a remainder.

1,2,3,4,5,6,8,10,12,15,20,24,30,40,60,120

Factors of 155

List of positive integer factors of 155 that divides 155 without a remainder.

1,5,31,155

Factors of 284

List of positive integer factors of 284 that divides 284 without a remainder.

1,2,4,71,142,284

Greatest Common Factor

We found the factors 120,155,284 . The biggest common factor number is the GCF number.
So the greatest common factor 120,155,284 is 1.

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

• GCF of 794, 588, 608
• GCF of 655, 130, 628
• GCF of 639, 276, 421
• GCF of 746, 763, 305
• GCF of 416, 649, 270

1. What is the GCF of 120, 155, 284?

Answer: GCF of 120, 155, 284 is 1.

2. How to Find the GCF of 120, 155, 284

Answer: Greatest Common Factor(GCF) of 120, 155, 284 = 1

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

Step 2: Then multiply all the prime factors GCF(120, 155, 284) = 1.