Greatest Common Factor of 280, 495, 31

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

• Greatest Common Factor of 280, 495, 31 by common division method
• Greatest Common Factor of 280, 495, 31 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 280

List of positive integer factors of 280 that divides 280 without a remainder.

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

Factors of 495

List of positive integer factors of 495 that divides 495 without a remainder.

1,3,5,9,11,15,33,45,55,99,165,495

Factors of 31

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

1,31

Greatest Common Factor

We found the factors 280,495,31 . The biggest common factor number is the GCF number.
So the greatest common factor 280,495,31 is 1.

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

• GCF of 612, 488, 11
• GCF of 782, 650, 36
• GCF of 679, 382, 23
• GCF of 794, 327, 78
• GCF of 683, 540, 47

1. What is the GCF of 280, 495, 31?

Answer: GCF of 280, 495, 31 is 1.

2. How to Find the GCF of 280, 495, 31

Answer: Greatest Common Factor(GCF) of 280, 495, 31 = 1

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

Step 2: Then multiply all the prime factors GCF(280, 495, 31) = 1.