Greatest Common Factor of 305, 170, 40

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

• Greatest Common Factor of 305, 170, 40 by common division method
• Greatest Common Factor of 305, 170, 40 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 305

List of positive integer factors of 305 that divides 305 without a remainder.

1,5,61,305

Factors of 170

List of positive integer factors of 170 that divides 170 without a remainder.

1,2,5,10,17,34,85,170

Factors of 40

List of positive integer factors of 40 that divides 40 without a remainder.

1,2,4,5,8,10,20,40

Greatest Common Factor

We found the factors 305,170,40 . The biggest common factor number is the GCF number.
So the greatest common factor 305,170,40 is 5.

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

• GCF of 377, 636, 74
• GCF of 125, 250, 27
• GCF of 436, 203, 61
• GCF of 717, 796, 62
• GCF of 289, 910, 49

1. What is the GCF of 305, 170, 40?

Answer: GCF of 305, 170, 40 is 5.

2. How to Find the GCF of 305, 170, 40

Answer: Greatest Common Factor(GCF) of 305, 170, 40 = 5

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

Step 2: Then multiply all the prime factors GCF(305, 170, 40) = 5.