681414540

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{157}}^1\times {\mathrm{72337}}^1$

素因数の和:72506

約数の個数: 48

約数和(自身を含む): 1920139872

約数和(自身を除く): 1238725332

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 157, 314, 471, 628, 785, 942, 1570, 1884, 2355, 3140, 4710, 9420, 72337, 144674, 217011, 289348, 361685, 434022, 723370, 868044, 1085055, 1446740, 2170110, 4340220, 11356909, 22713818, 34070727, 45427636, 56784545, 68141454, 113569090, 136282908, 170353635, 227138180, 340707270, 681414540]

約数ペア:

[(1, 681414540), (2, 340707270), (3, 227138180), (4, 170353635), (5, 136282908), (6, 113569090), (10, 68141454), (12, 56784545), (15, 45427636), (20, 34070727), (30, 22713818), (60, 11356909), (157, 4340220), (314, 2170110), (471, 1446740), (628, 1085055), (785, 868044), (942, 723370), (1570, 434022), (1884, 361685), (2355, 289348), (3140, 217011), (4710, 144674), (9420, 72337)]