78724140

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{181}}^1\times {\mathrm{659}}^1$

素因数の和:863

約数の個数: 96

約数和(自身を含む): 242161920

約数和(自身を除く): 163437780

約数列:

[1, 2, 3, 4, 5, 6, 10, 11, 12, 15, 20, 22, 30, 33, 44, 55, 60, 66, 110, 132, 165, 181, 220, 330, 362, 543, 659, 660, 724, 905, 1086, 1318, 1810, 1977, 1991, 2172, 2636, 2715, 3295, 3620, 3954, 3982, 5430, 5973, 6590, 7249, 7908, 7964, 9885, 9955, 10860, 11946, 13180, 14498, 19770, 19910, 21747, 23892, 28996, 29865, 36245, 39540, 39820, 43494, 59730, 72490, 86988, 108735, 119279, 119460, 144980, 217470, 238558, 357837, 434940, 477116, 596395, 715674, 1192790, 1312069, 1431348, 1789185, 2385580, 2624138, 3578370, 3936207, 5248276, 6560345, 7156740, 7872414, 13120690, 15744828, 19681035, 26241380, 39362070, 78724140]

約数ペア:

[(1, 78724140), (2, 39362070), (3, 26241380), (4, 19681035), (5, 15744828), (6, 13120690), (10, 7872414), (11, 7156740), (12, 6560345), (15, 5248276), (20, 3936207), (22, 3578370), (30, 2624138), (33, 2385580), (44, 1789185), (55, 1431348), (60, 1312069), (66, 1192790), (110, 715674), (132, 596395), (165, 477116), (181, 434940), (220, 357837), (330, 238558), (362, 217470), (543, 144980), (659, 119460), (660, 119279), (724, 108735), (905, 86988), (1086, 72490), (1318, 59730), (1810, 43494), (1977, 39820), (1991, 39540), (2172, 36245), (2636, 29865), (2715, 28996), (3295, 23892), (3620, 21747), (3954, 19910), (3982, 19770), (5430, 14498), (5973, 13180), (6590, 11946), (7249, 10860), (7908, 9955), (7964, 9885)]