15691210840

素因数分解:

$2^3\times 5^1\times {\mathrm{43}}^1\times {\mathrm{1571}}^1\times {\mathrm{5807}}^1$

素因数の和:7432

約数の個数: 64

約数和(自身を含む): 36155496960

約数和(自身を除く): 20464286120

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 43, 86, 172, 215, 344, 430, 860, 1571, 1720, 3142, 5807, 6284, 7855, 11614, 12568, 15710, 23228, 29035, 31420, 46456, 58070, 62840, 67553, 116140, 135106, 232280, 249701, 270212, 337765, 499402, 540424, 675530, 998804, 1248505, 1351060, 1997608, 2497010, 2702120, 4994020, 9122797, 9988040, 18245594, 36491188, 45613985, 72982376, 91227970, 182455940, 364911880, 392280271, 784560542, 1569121084, 1961401355, 3138242168, 3922802710, 7845605420, 15691210840]

約数ペア:

[(1, 15691210840), (2, 7845605420), (4, 3922802710), (5, 3138242168), (8, 1961401355), (10, 1569121084), (20, 784560542), (40, 392280271), (43, 364911880), (86, 182455940), (172, 91227970), (215, 72982376), (344, 45613985), (430, 36491188), (860, 18245594), (1571, 9988040), (1720, 9122797), (3142, 4994020), (5807, 2702120), (6284, 2497010), (7855, 1997608), (11614, 1351060), (12568, 1248505), (15710, 998804), (23228, 675530), (29035, 540424), (31420, 499402), (46456, 337765), (58070, 270212), (62840, 249701), (67553, 232280), (116140, 135106)]