212855640

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{151}}^1\times {\mathrm{691}}^1$

素因数の和:873

約数の個数: 128

約数和(自身を含む): 681592320

約数和(自身を除く): 468736680

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 17, 20, 24, 30, 34, 40, 51, 60, 68, 85, 102, 120, 136, 151, 170, 204, 255, 302, 340, 408, 453, 510, 604, 680, 691, 755, 906, 1020, 1208, 1382, 1510, 1812, 2040, 2073, 2265, 2567, 2764, 3020, 3455, 3624, 4146, 4530, 5134, 5528, 6040, 6910, 7701, 8292, 9060, 10268, 10365, 11747, 12835, 13820, 15402, 16584, 18120, 20536, 20730, 23494, 25670, 27640, 30804, 35241, 38505, 41460, 46988, 51340, 58735, 61608, 70482, 77010, 82920, 93976, 102680, 104341, 117470, 140964, 154020, 176205, 208682, 234940, 281928, 308040, 313023, 352410, 417364, 469880, 521705, 626046, 704820, 834728, 1043410, 1252092, 1409640, 1565115, 1773797, 2086820, 2504184, 3130230, 3547594, 4173640, 5321391, 6260460, 7095188, 8868985, 10642782, 12520920, 14190376, 17737970, 21285564, 26606955, 35475940, 42571128, 53213910, 70951880, 106427820, 212855640]

約数ペア:

[(1, 212855640), (2, 106427820), (3, 70951880), (4, 53213910), (5, 42571128), (6, 35475940), (8, 26606955), (10, 21285564), (12, 17737970), (15, 14190376), (17, 12520920), (20, 10642782), (24, 8868985), (30, 7095188), (34, 6260460), (40, 5321391), (51, 4173640), (60, 3547594), (68, 3130230), (85, 2504184), (102, 2086820), (120, 1773797), (136, 1565115), (151, 1409640), (170, 1252092), (204, 1043410), (255, 834728), (302, 704820), (340, 626046), (408, 521705), (453, 469880), (510, 417364), (604, 352410), (680, 313023), (691, 308040), (755, 281928), (906, 234940), (1020, 208682), (1208, 176205), (1382, 154020), (1510, 140964), (1812, 117470), (2040, 104341), (2073, 102680), (2265, 93976), (2567, 82920), (2764, 77010), (3020, 70482), (3455, 61608), (3624, 58735), (4146, 51340), (4530, 46988), (5134, 41460), (5528, 38505), (6040, 35241), (6910, 30804), (7701, 27640), (8292, 25670), (9060, 23494), (10268, 20730), (10365, 20536), (11747, 18120), (12835, 16584), (13820, 15402)]