888977790

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{131}}^1\times {\mathrm{75401}}^1$

素因数の和:75545

約数の個数: 48

約数和(自身を含む): 2329016976

約数和(自身を除く): 1440039186

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 131, 262, 393, 655, 786, 1179, 1310, 1965, 2358, 3930, 5895, 11790, 75401, 150802, 226203, 377005, 452406, 678609, 754010, 1131015, 1357218, 2262030, 3393045, 6786090, 9877531, 19755062, 29632593, 49387655, 59265186, 88897779, 98775310, 148162965, 177795558, 296325930, 444488895, 888977790]

約数ペア:

[(1, 888977790), (2, 444488895), (3, 296325930), (5, 177795558), (6, 148162965), (9, 98775310), (10, 88897779), (15, 59265186), (18, 49387655), (30, 29632593), (45, 19755062), (90, 9877531), (131, 6786090), (262, 3393045), (393, 2262030), (655, 1357218), (786, 1131015), (1179, 754010), (1310, 678609), (1965, 452406), (2358, 377005), (3930, 226203), (5895, 150802), (11790, 75401)]