15901160

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{509}}^1$

素因数の和:602

約数の個数: 64

約数和(自身を含む): 39657600

約数和(自身を除く): 23756440

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 71, 88, 110, 142, 220, 284, 355, 440, 509, 568, 710, 781, 1018, 1420, 1562, 2036, 2545, 2840, 3124, 3905, 4072, 5090, 5599, 6248, 7810, 10180, 11198, 15620, 20360, 22396, 27995, 31240, 36139, 44792, 55990, 72278, 111980, 144556, 180695, 223960, 289112, 361390, 397529, 722780, 795058, 1445560, 1590116, 1987645, 3180232, 3975290, 7950580, 15901160]

約数ペア:

[(1, 15901160), (2, 7950580), (4, 3975290), (5, 3180232), (8, 1987645), (10, 1590116), (11, 1445560), (20, 795058), (22, 722780), (40, 397529), (44, 361390), (55, 289112), (71, 223960), (88, 180695), (110, 144556), (142, 111980), (220, 72278), (284, 55990), (355, 44792), (440, 36139), (509, 31240), (568, 27995), (710, 22396), (781, 20360), (1018, 15620), (1420, 11198), (1562, 10180), (2036, 7810), (2545, 6248), (2840, 5599), (3124, 5090), (3905, 4072)]