315492760

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{10099}}^1$

素因数の和:10192

約数の個数: 64

約数和(自身を含む): 785376000

約数和(自身を除く): 469883240

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 71, 88, 110, 142, 220, 284, 355, 440, 568, 710, 781, 1420, 1562, 2840, 3124, 3905, 6248, 7810, 10099, 15620, 20198, 31240, 40396, 50495, 80792, 100990, 111089, 201980, 222178, 403960, 444356, 555445, 717029, 888712, 1110890, 1434058, 2221780, 2868116, 3585145, 4443560, 5736232, 7170290, 7887319, 14340580, 15774638, 28681160, 31549276, 39436595, 63098552, 78873190, 157746380, 315492760]

約数ペア:

[(1, 315492760), (2, 157746380), (4, 78873190), (5, 63098552), (8, 39436595), (10, 31549276), (11, 28681160), (20, 15774638), (22, 14340580), (40, 7887319), (44, 7170290), (55, 5736232), (71, 4443560), (88, 3585145), (110, 2868116), (142, 2221780), (220, 1434058), (284, 1110890), (355, 888712), (440, 717029), (568, 555445), (710, 444356), (781, 403960), (1420, 222178), (1562, 201980), (2840, 111089), (3124, 100990), (3905, 80792), (6248, 50495), (7810, 40396), (10099, 31240), (15620, 20198)]