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Common factor
01
共通因数, 公約数
a number that divides exactly into two or more given numbers without leaving a remainder
Example
The common factors of 12 and 18 include 1, 2, 3, and 6.
The numbers 8 and 12 have common factors of 1, 2, and 4.
To simplify an expression, look for the common factor of the terms.
