16684020

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{59}}^1\times {\mathrm{1571}}^1$

素因数の和:1645

約数の個数: 72

約数和(自身を含む): 51498720

約数和(自身を除く): 34814700

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 59, 60, 90, 118, 177, 180, 236, 295, 354, 531, 590, 708, 885, 1062, 1180, 1571, 1770, 2124, 2655, 3142, 3540, 4713, 5310, 6284, 7855, 9426, 10620, 14139, 15710, 18852, 23565, 28278, 31420, 47130, 56556, 70695, 92689, 94260, 141390, 185378, 278067, 282780, 370756, 463445, 556134, 834201, 926890, 1112268, 1390335, 1668402, 1853780, 2780670, 3336804, 4171005, 5561340, 8342010, 16684020]

約数ペア:

[(1, 16684020), (2, 8342010), (3, 5561340), (4, 4171005), (5, 3336804), (6, 2780670), (9, 1853780), (10, 1668402), (12, 1390335), (15, 1112268), (18, 926890), (20, 834201), (30, 556134), (36, 463445), (45, 370756), (59, 282780), (60, 278067), (90, 185378), (118, 141390), (177, 94260), (180, 92689), (236, 70695), (295, 56556), (354, 47130), (531, 31420), (590, 28278), (708, 23565), (885, 18852), (1062, 15710), (1180, 14139), (1571, 10620), (1770, 9426), (2124, 7855), (2655, 6284), (3142, 5310), (3540, 4713)]