66997420

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{89}}^1\times {\mathrm{283}}^1$

素因数の和:407

約数の個数: 96

約数和(自身を含む): 171763200

約数和(自身を除く): 104765780

約数列:

[1, 2, 4, 5, 7, 10, 14, 19, 20, 28, 35, 38, 70, 76, 89, 95, 133, 140, 178, 190, 266, 283, 356, 380, 445, 532, 566, 623, 665, 890, 1132, 1246, 1330, 1415, 1691, 1780, 1981, 2492, 2660, 2830, 3115, 3382, 3962, 5377, 5660, 6230, 6764, 7924, 8455, 9905, 10754, 11837, 12460, 16910, 19810, 21508, 23674, 25187, 26885, 33820, 37639, 39620, 47348, 50374, 53770, 59185, 75278, 100748, 107540, 118370, 125935, 150556, 176309, 188195, 236740, 251870, 352618, 376390, 478553, 503740, 705236, 752780, 881545, 957106, 1763090, 1914212, 2392765, 3349871, 3526180, 4785530, 6699742, 9571060, 13399484, 16749355, 33498710, 66997420]

約数ペア:

[(1, 66997420), (2, 33498710), (4, 16749355), (5, 13399484), (7, 9571060), (10, 6699742), (14, 4785530), (19, 3526180), (20, 3349871), (28, 2392765), (35, 1914212), (38, 1763090), (70, 957106), (76, 881545), (89, 752780), (95, 705236), (133, 503740), (140, 478553), (178, 376390), (190, 352618), (266, 251870), (283, 236740), (356, 188195), (380, 176309), (445, 150556), (532, 125935), (566, 118370), (623, 107540), (665, 100748), (890, 75278), (1132, 59185), (1246, 53770), (1330, 50374), (1415, 47348), (1691, 39620), (1780, 37639), (1981, 33820), (2492, 26885), (2660, 25187), (2830, 23674), (3115, 21508), (3382, 19810), (3962, 16910), (5377, 12460), (5660, 11837), (6230, 10754), (6764, 9905), (7924, 8455)]