Greatest Common Factor of 20, 137, 180

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

• Greatest Common Factor of 20, 137, 180 by common division method
• Greatest Common Factor of 20, 137, 180 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 20

List of positive integer factors of 20 that divides 20 without a remainder.

1,2,4,5,10,20

Factors of 137

List of positive integer factors of 137 that divides 137 without a remainder.

1,137

Factors of 180

List of positive integer factors of 180 that divides 180 without a remainder.

1,2,3,4,5,6,9,10,12,15,18,20,30,36,45,60,90,180

Greatest Common Factor

We found the factors 20,137,180 . The biggest common factor number is the GCF number.
So the greatest common factor 20,137,180 is 1.

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

• GCF of 10, 310, 642
• GCF of 33, 516, 235
• GCF of 53, 873, 961
• GCF of 12, 913, 463
• GCF of 92, 500, 998

1. What is the GCF of 20, 137, 180?

Answer: GCF of 20, 137, 180 is 1.

2. How to Find the GCF of 20, 137, 180

Answer: Greatest Common Factor(GCF) of 20, 137, 180 = 1

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

Step 2: Then multiply all the prime factors GCF(20, 137, 180) = 1.