878777360

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{67}}^1\times {\mathrm{8629}}^1$

素因数の和:8728

約数の個数: 80

約数和(自身を含む): 2183044800

約数和(自身を除く): 1304267440

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 67, 76, 80, 95, 134, 152, 190, 268, 304, 335, 380, 536, 670, 760, 1072, 1273, 1340, 1520, 2546, 2680, 5092, 5360, 6365, 8629, 10184, 12730, 17258, 20368, 25460, 34516, 43145, 50920, 69032, 86290, 101840, 138064, 163951, 172580, 327902, 345160, 578143, 655804, 690320, 819755, 1156286, 1311608, 1639510, 2312572, 2623216, 2890715, 3279020, 4625144, 5781430, 6558040, 9250288, 10984717, 11562860, 13116080, 21969434, 23125720, 43938868, 46251440, 54923585, 87877736, 109847170, 175755472, 219694340, 439388680, 878777360]

約数ペア:

[(1, 878777360), (2, 439388680), (4, 219694340), (5, 175755472), (8, 109847170), (10, 87877736), (16, 54923585), (19, 46251440), (20, 43938868), (38, 23125720), (40, 21969434), (67, 13116080), (76, 11562860), (80, 10984717), (95, 9250288), (134, 6558040), (152, 5781430), (190, 4625144), (268, 3279020), (304, 2890715), (335, 2623216), (380, 2312572), (536, 1639510), (670, 1311608), (760, 1156286), (1072, 819755), (1273, 690320), (1340, 655804), (1520, 578143), (2546, 345160), (2680, 327902), (5092, 172580), (5360, 163951), (6365, 138064), (8629, 101840), (10184, 86290), (12730, 69032), (17258, 50920), (20368, 43145), (25460, 34516)]