219195540

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{1217753}}^1$

素因数の和:1217768

約数の個数: 36

約数和(自身を含む): 664893684

約数和(自身を除く): 445698144

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 1217753, 2435506, 3653259, 4871012, 6088765, 7306518, 10959777, 12177530, 14613036, 18266295, 21919554, 24355060, 36532590, 43839108, 54798885, 73065180, 109597770, 219195540]

約数ペア:

[(1, 219195540), (2, 109597770), (3, 73065180), (4, 54798885), (5, 43839108), (6, 36532590), (9, 24355060), (10, 21919554), (12, 18266295), (15, 14613036), (18, 12177530), (20, 10959777), (30, 7306518), (36, 6088765), (45, 4871012), (60, 3653259), (90, 2435506), (180, 1217753)]