共きょう通つう因いん数すう

noun

common factor

Mathematical term used in algebra and number theory; also appears in computing contexts such as algorithm design.

• 12と18の共きょう通つう因いん数すうは1、2、3、6です。

  The common factors of 12 and 18 are 1, 2, 3, and 6.

• 多た項こう式しきの共きょう通つう因いん数すうをくくり出だす。

  Factor out the common factor of the polynomial.