129741080

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{661}}^1\times {\mathrm{701}}^1$

素因数の和:1380

約数の個数: 64

約数和(自身を含む): 334601280

約数和(自身を除く): 204860200

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 661, 701, 1322, 1402, 2644, 2804, 3305, 3505, 4627, 4907, 5288, 5608, 6610, 7010, 9254, 9814, 13220, 14020, 18508, 19628, 23135, 24535, 26440, 28040, 37016, 39256, 46270, 49070, 92540, 98140, 185080, 196280, 463361, 926722, 1853444, 2316805, 3243527, 3706888, 4633610, 6487054, 9267220, 12974108, 16217635, 18534440, 25948216, 32435270, 64870540, 129741080]

約数ペア:

[(1, 129741080), (2, 64870540), (4, 32435270), (5, 25948216), (7, 18534440), (8, 16217635), (10, 12974108), (14, 9267220), (20, 6487054), (28, 4633610), (35, 3706888), (40, 3243527), (56, 2316805), (70, 1853444), (140, 926722), (280, 463361), (661, 196280), (701, 185080), (1322, 98140), (1402, 92540), (2644, 49070), (2804, 46270), (3305, 39256), (3505, 37016), (4627, 28040), (4907, 26440), (5288, 24535), (5608, 23135), (6610, 19628), (7010, 18508), (9254, 14020), (9814, 13220)]