129120640

素因数分解:

$2^7\times 5^1\times {\mathrm{11}}^1\times {\mathrm{18341}}^1$

素因数の和:18371

約数の個数: 64

約数和(自身を含む): 336759120

約数和(自身を除く): 207638480

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 64, 80, 88, 110, 128, 160, 176, 220, 320, 352, 440, 640, 704, 880, 1408, 1760, 3520, 7040, 18341, 36682, 73364, 91705, 146728, 183410, 201751, 293456, 366820, 403502, 586912, 733640, 807004, 1008755, 1173824, 1467280, 1614008, 2017510, 2347648, 2934560, 3228016, 4035020, 5869120, 6456032, 8070040, 11738240, 12912064, 16140080, 25824128, 32280160, 64560320, 129120640]

約数ペア:

[(1, 129120640), (2, 64560320), (4, 32280160), (5, 25824128), (8, 16140080), (10, 12912064), (11, 11738240), (16, 8070040), (20, 6456032), (22, 5869120), (32, 4035020), (40, 3228016), (44, 2934560), (55, 2347648), (64, 2017510), (80, 1614008), (88, 1467280), (110, 1173824), (128, 1008755), (160, 807004), (176, 733640), (220, 586912), (320, 403502), (352, 366820), (440, 293456), (640, 201751), (704, 183410), (880, 146728), (1408, 91705), (1760, 73364), (3520, 36682), (7040, 18341)]