1531201336

素因数分解:

$2^3\times 7^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{20269}}^1$

素因数の和:20372

約数の個数: 64

約数和(自身を含む): 3502656000

約数和(自身を除く): 1971454664

約数列:

[1, 2, 4, 7, 8, 14, 19, 28, 38, 56, 71, 76, 133, 142, 152, 266, 284, 497, 532, 568, 994, 1064, 1349, 1988, 2698, 3976, 5396, 9443, 10792, 18886, 20269, 37772, 40538, 75544, 81076, 141883, 162152, 283766, 385111, 567532, 770222, 1135064, 1439099, 1540444, 2695777, 2878198, 3080888, 5391554, 5756396, 10073693, 10783108, 11512792, 20147386, 21566216, 27342881, 40294772, 54685762, 80589544, 109371524, 191400167, 218743048, 382800334, 765600668, 1531201336]

約数ペア:

[(1, 1531201336), (2, 765600668), (4, 382800334), (7, 218743048), (8, 191400167), (14, 109371524), (19, 80589544), (28, 54685762), (38, 40294772), (56, 27342881), (71, 21566216), (76, 20147386), (133, 11512792), (142, 10783108), (152, 10073693), (266, 5756396), (284, 5391554), (497, 3080888), (532, 2878198), (568, 2695777), (994, 1540444), (1064, 1439099), (1349, 1135064), (1988, 770222), (2698, 567532), (3976, 385111), (5396, 283766), (9443, 162152), (10792, 141883), (18886, 81076), (20269, 75544), (37772, 40538)]