66887120

素因数分解:

$2^4\times 5^1\times {\mathrm{37}}^1\times {\mathrm{59}}^1\times {\mathrm{383}}^1$

素因数の和:492

約数の個数: 80

約数和(自身を含む): 162846720

約数和(自身を除く): 95959600

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 37, 40, 59, 74, 80, 118, 148, 185, 236, 295, 296, 370, 383, 472, 590, 592, 740, 766, 944, 1180, 1480, 1532, 1915, 2183, 2360, 2960, 3064, 3830, 4366, 4720, 6128, 7660, 8732, 10915, 14171, 15320, 17464, 21830, 22597, 28342, 30640, 34928, 43660, 45194, 56684, 70855, 87320, 90388, 112985, 113368, 141710, 174640, 180776, 225970, 226736, 283420, 361552, 451940, 566840, 836089, 903880, 1133680, 1672178, 1807760, 3344356, 4180445, 6688712, 8360890, 13377424, 16721780, 33443560, 66887120]

約数ペア:

[(1, 66887120), (2, 33443560), (4, 16721780), (5, 13377424), (8, 8360890), (10, 6688712), (16, 4180445), (20, 3344356), (37, 1807760), (40, 1672178), (59, 1133680), (74, 903880), (80, 836089), (118, 566840), (148, 451940), (185, 361552), (236, 283420), (295, 226736), (296, 225970), (370, 180776), (383, 174640), (472, 141710), (590, 113368), (592, 112985), (740, 90388), (766, 87320), (944, 70855), (1180, 56684), (1480, 45194), (1532, 43660), (1915, 34928), (2183, 30640), (2360, 28342), (2960, 22597), (3064, 21830), (3830, 17464), (4366, 15320), (4720, 14171), (6128, 10915), (7660, 8732)]