72478140

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{10151}}^1$

素因数の和:10187

約数の個数: 96

約数和(自身を含む): 245597184

約数和(自身を除く): 173119044

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 17, 20, 21, 28, 30, 34, 35, 42, 51, 60, 68, 70, 84, 85, 102, 105, 119, 140, 170, 204, 210, 238, 255, 340, 357, 420, 476, 510, 595, 714, 1020, 1190, 1428, 1785, 2380, 3570, 7140, 10151, 20302, 30453, 40604, 50755, 60906, 71057, 101510, 121812, 142114, 152265, 172567, 203020, 213171, 284228, 304530, 345134, 355285, 426342, 517701, 609060, 690268, 710570, 852684, 862835, 1035402, 1065855, 1207969, 1421140, 1725670, 2070804, 2131710, 2415938, 2588505, 3451340, 3623907, 4263420, 4831876, 5177010, 6039845, 7247814, 10354020, 12079690, 14495628, 18119535, 24159380, 36239070, 72478140]

約数ペア:

[(1, 72478140), (2, 36239070), (3, 24159380), (4, 18119535), (5, 14495628), (6, 12079690), (7, 10354020), (10, 7247814), (12, 6039845), (14, 5177010), (15, 4831876), (17, 4263420), (20, 3623907), (21, 3451340), (28, 2588505), (30, 2415938), (34, 2131710), (35, 2070804), (42, 1725670), (51, 1421140), (60, 1207969), (68, 1065855), (70, 1035402), (84, 862835), (85, 852684), (102, 710570), (105, 690268), (119, 609060), (140, 517701), (170, 426342), (204, 355285), (210, 345134), (238, 304530), (255, 284228), (340, 213171), (357, 203020), (420, 172567), (476, 152265), (510, 142114), (595, 121812), (714, 101510), (1020, 71057), (1190, 60906), (1428, 50755), (1785, 40604), (2380, 30453), (3570, 20302), (7140, 10151)]