问题
填空题
A=3×5×7，B=2×3×5，A和B的最大公因数是（ ），最小公倍数是（ ）。
答案
15，210
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A=3×5×7，B=2×3×5，A和B的最大公因数是（ ），最小公倍数是（ ）。
15，210
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