68937180

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{2851}}^1$

素因数の和:2907

約数の個数: 96

約数和(自身を含む): 214652928

約数和(自身を除く): 145715748

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 31, 39, 52, 60, 62, 65, 78, 93, 124, 130, 155, 156, 186, 195, 260, 310, 372, 390, 403, 465, 620, 780, 806, 930, 1209, 1612, 1860, 2015, 2418, 2851, 4030, 4836, 5702, 6045, 8060, 8553, 11404, 12090, 14255, 17106, 24180, 28510, 34212, 37063, 42765, 57020, 74126, 85530, 88381, 111189, 148252, 171060, 176762, 185315, 222378, 265143, 353524, 370630, 441905, 444756, 530286, 555945, 741260, 883810, 1060572, 1111890, 1148953, 1325715, 1767620, 2223780, 2297906, 2651430, 3446859, 4595812, 5302860, 5744765, 6893718, 11489530, 13787436, 17234295, 22979060, 34468590, 68937180]

約数ペア:

[(1, 68937180), (2, 34468590), (3, 22979060), (4, 17234295), (5, 13787436), (6, 11489530), (10, 6893718), (12, 5744765), (13, 5302860), (15, 4595812), (20, 3446859), (26, 2651430), (30, 2297906), (31, 2223780), (39, 1767620), (52, 1325715), (60, 1148953), (62, 1111890), (65, 1060572), (78, 883810), (93, 741260), (124, 555945), (130, 530286), (155, 444756), (156, 441905), (186, 370630), (195, 353524), (260, 265143), (310, 222378), (372, 185315), (390, 176762), (403, 171060), (465, 148252), (620, 111189), (780, 88381), (806, 85530), (930, 74126), (1209, 57020), (1612, 42765), (1860, 37063), (2015, 34212), (2418, 28510), (2851, 24180), (4030, 17106), (4836, 14255), (5702, 12090), (6045, 11404), (8060, 8553)]