Greatest Common Factor of 144, 312, 497, 820

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

• Greatest Common Factor of 144, 312, 497, 820 by common division method
• Greatest Common Factor of 144, 312, 497, 820 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 144

List of positive integer factors of 144 that divides 144 without a remainder.

1,2,3,4,6,8,9,12,16,18,24,36,48,72,144

Factors of 312

List of positive integer factors of 312 that divides 312 without a remainder.

1,2,3,4,6,8,12,13,24,26,39,52,78,104,156,312

Factors of 497

List of positive integer factors of 497 that divides 497 without a remainder.

1,7,71,497

Factors of 820

List of positive integer factors of 820 that divides 820 without a remainder.

1,2,4,5,10,20,41,82,164,205,410,820

Greatest Common Factor

We found the factors 144,312,497,820 . The biggest common factor number is the GCF number.
So the greatest common factor 144,312,497,820 is 1.

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

• GCF of 632, 484, 425, 731
• GCF of 619, 966, 907, 702
• GCF of 743, 853, 464, 989
• GCF of 979, 690, 806, 546
• GCF of 925, 766, 917, 574

1. What is the GCF of 144, 312, 497, 820?

Answer: GCF of 144, 312, 497, 820 is 1.

2. How to Find the GCF of 144, 312, 497, 820

Answer: Greatest Common Factor(GCF) of 144, 312, 497, 820 = 1

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

Step 2: Then multiply all the prime factors GCF(144, 312, 497, 820) = 1.