Meanings of common divisor in English

Divide the number of harness into two parts, which must neither be equal nor have a common divisor.

The number of votes obtained by each of the lists is divided by the " common divisor" thus:-

The lowest of these numbers, 3,500, becomes the common divisor, or the "electoral quotient."

Or, what is worse, suppose you encourage her to study the Greatest Common Divisor?

Then she will never need the Greatest Common Divisor.

I have known many thousands of human beings, and none but teachers ever have the least use for the Greatest Common Divisor.

On Surf Avenue, then, which is Coney's Greatest Common Divisor, he strolled back and forth, looking for one of an aspect suitable for this experiment.