247647530

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{163}}^1$

素因数の和:256

約数の個数: 96

約数和(自身を含む): 518607360

約数和(自身を除く): 270959830

約数列:

[1, 2, 5, 10, 13, 26, 29, 31, 58, 62, 65, 130, 145, 155, 163, 169, 290, 310, 326, 338, 377, 403, 754, 806, 815, 845, 899, 1630, 1690, 1798, 1885, 2015, 2119, 3770, 4030, 4238, 4495, 4727, 4901, 5053, 5239, 8990, 9454, 9802, 10106, 10478, 10595, 11687, 21190, 23374, 23635, 24505, 25265, 26195, 27547, 47270, 49010, 50530, 52390, 55094, 58435, 61451, 65689, 116870, 122902, 131378, 137735, 146537, 151931, 275470, 293074, 303862, 307255, 328445, 614510, 656890, 732685, 759655, 798863, 853957, 1465370, 1519310, 1597726, 1707914, 1904981, 3809962, 3994315, 4269785, 7988630, 8539570, 9524905, 19049810, 24764753, 49529506, 123823765, 247647530]

約数ペア:

[(1, 247647530), (2, 123823765), (5, 49529506), (10, 24764753), (13, 19049810), (26, 9524905), (29, 8539570), (31, 7988630), (58, 4269785), (62, 3994315), (65, 3809962), (130, 1904981), (145, 1707914), (155, 1597726), (163, 1519310), (169, 1465370), (290, 853957), (310, 798863), (326, 759655), (338, 732685), (377, 656890), (403, 614510), (754, 328445), (806, 307255), (815, 303862), (845, 293074), (899, 275470), (1630, 151931), (1690, 146537), (1798, 137735), (1885, 131378), (2015, 122902), (2119, 116870), (3770, 65689), (4030, 61451), (4238, 58435), (4495, 55094), (4727, 52390), (4901, 50530), (5053, 49010), (5239, 47270), (8990, 27547), (9454, 26195), (9802, 25265), (10106, 24505), (10478, 23635), (10595, 23374), (11687, 21190)]