common factor
noun [ C ] mathematics specialized uk/ˌkɒm.ən ˈfæk.tər/ us/ˌkɑː.mən ˈfæk.tɚ/
公因子,公因数
a number that a set of two or more different numbers can be divided by exactly
Three is a common factor of 18 and 24. 3是18和24的公因子。
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