80129640

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{53}}^1\times {\mathrm{293}}^1$

素因数の和:403

約数の個数: 128

約数和(自身を含む): 251475840

約数和(自身を除く): 171346200

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 43, 53, 60, 86, 106, 120, 129, 159, 172, 212, 215, 258, 265, 293, 318, 344, 424, 430, 516, 530, 586, 636, 645, 795, 860, 879, 1032, 1060, 1172, 1272, 1290, 1465, 1590, 1720, 1758, 2120, 2279, 2344, 2580, 2930, 3180, 3516, 4395, 4558, 5160, 5860, 6360, 6837, 7032, 8790, 9116, 11395, 11720, 12599, 13674, 15529, 17580, 18232, 22790, 25198, 27348, 31058, 34185, 35160, 37797, 45580, 46587, 50396, 54696, 62116, 62995, 68370, 75594, 77645, 91160, 93174, 100792, 124232, 125990, 136740, 151188, 155290, 186348, 188985, 232935, 251980, 273480, 302376, 310580, 372696, 377970, 465870, 503960, 621160, 667747, 755940, 931740, 1335494, 1511880, 1863480, 2003241, 2670988, 3338735, 4006482, 5341976, 6677470, 8012964, 10016205, 13354940, 16025928, 20032410, 26709880, 40064820, 80129640]

約数ペア:

[(1, 80129640), (2, 40064820), (3, 26709880), (4, 20032410), (5, 16025928), (6, 13354940), (8, 10016205), (10, 8012964), (12, 6677470), (15, 5341976), (20, 4006482), (24, 3338735), (30, 2670988), (40, 2003241), (43, 1863480), (53, 1511880), (60, 1335494), (86, 931740), (106, 755940), (120, 667747), (129, 621160), (159, 503960), (172, 465870), (212, 377970), (215, 372696), (258, 310580), (265, 302376), (293, 273480), (318, 251980), (344, 232935), (424, 188985), (430, 186348), (516, 155290), (530, 151188), (586, 136740), (636, 125990), (645, 124232), (795, 100792), (860, 93174), (879, 91160), (1032, 77645), (1060, 75594), (1172, 68370), (1272, 62995), (1290, 62116), (1465, 54696), (1590, 50396), (1720, 46587), (1758, 45580), (2120, 37797), (2279, 35160), (2344, 34185), (2580, 31058), (2930, 27348), (3180, 25198), (3516, 22790), (4395, 18232), (4558, 17580), (5160, 15529), (5860, 13674), (6360, 12599), (6837, 11720), (7032, 11395), (8790, 9116)]