Greatest Common Factor of 45, 30, 280

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

• Greatest Common Factor of 45, 30, 280 by common division method
• Greatest Common Factor of 45, 30, 280 with matching the biggest common factor

Maximum 4 Number can be enter but you can reset

∴ So the GCF of the given numbers is 5 = 5

Factors of 45

List of positive integer factors of 45 that divides 45 without a remainder.

1,3,5,9,15,45

Factors of 30

List of positive integer factors of 30 that divides 30 without a remainder.

1,2,3,5,6,10,15,30

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

Greatest Common Factor

We found the factors 45,30,280 . The biggest common factor number is the GCF number.
So the greatest common factor 45,30,280 is 5.

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

• GCF of 41, 82, 893
• GCF of 84, 59, 640
• GCF of 42, 13, 580
• GCF of 52, 23, 819
• GCF of 53, 33, 410

1. What is the GCF of 45, 30, 280?

Answer: GCF of 45, 30, 280 is 5.

2. How to Find the GCF of 45, 30, 280

Answer: Greatest Common Factor(GCF) of 45, 30, 280 = 5

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

Step 2: Then multiply all the prime factors GCF(45, 30, 280) = 5.