Greatest Common Factor of 31, 72, 85, 560

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

• Greatest Common Factor of 31, 72, 85, 560 by common division method
• Greatest Common Factor of 31, 72, 85, 560 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 31

List of positive integer factors of 31 that divides 31 without a remainder.

1,31

Factors of 72

List of positive integer factors of 72 that divides 72 without a remainder.

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

Factors of 85

List of positive integer factors of 85 that divides 85 without a remainder.

1,5,17,85

Factors of 560

List of positive integer factors of 560 that divides 560 without a remainder.

1,2,4,5,7,8,10,14,16,20,28,35,40,56,70,80,112,140,280,560

Greatest Common Factor

We found the factors 31,72,85,560 . The biggest common factor number is the GCF number.
So the greatest common factor 31,72,85,560 is 1.

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

• GCF of 34, 72, 96, 156
• GCF of 16, 69, 45, 520
• GCF of 73, 54, 69, 276
• GCF of 22, 68, 29, 762
• GCF of 56, 85, 54, 220

1. What is the GCF of 31, 72, 85, 560?

Answer: GCF of 31, 72, 85, 560 is 1.

2. How to Find the GCF of 31, 72, 85, 560

Answer: Greatest Common Factor(GCF) of 31, 72, 85, 560 = 1

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

Step 2: Then multiply all the prime factors GCF(31, 72, 85, 560) = 1.