9471780

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{101}}^1\times {\mathrm{521}}^1$

素因数の和:637

約数の個数: 72

約数和(自身を含む): 29071224

約数和(自身を除く): 19599444

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 101, 180, 202, 303, 404, 505, 521, 606, 909, 1010, 1042, 1212, 1515, 1563, 1818, 2020, 2084, 2605, 3030, 3126, 3636, 4545, 4689, 5210, 6060, 6252, 7815, 9090, 9378, 10420, 15630, 18180, 18756, 23445, 31260, 46890, 52621, 93780, 105242, 157863, 210484, 263105, 315726, 473589, 526210, 631452, 789315, 947178, 1052420, 1578630, 1894356, 2367945, 3157260, 4735890, 9471780]

約数ペア:

[(1, 9471780), (2, 4735890), (3, 3157260), (4, 2367945), (5, 1894356), (6, 1578630), (9, 1052420), (10, 947178), (12, 789315), (15, 631452), (18, 526210), (20, 473589), (30, 315726), (36, 263105), (45, 210484), (60, 157863), (90, 105242), (101, 93780), (180, 52621), (202, 46890), (303, 31260), (404, 23445), (505, 18756), (521, 18180), (606, 15630), (909, 10420), (1010, 9378), (1042, 9090), (1212, 7815), (1515, 6252), (1563, 6060), (1818, 5210), (2020, 4689), (2084, 4545), (2605, 3636), (3030, 3126)]