68276040

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{81281}}^1$

素因数の和:81302

約数の個数: 64

約数和(自身を含む): 234092160

約数和(自身を除く): 165816120

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 168, 210, 280, 420, 840, 81281, 162562, 243843, 325124, 406405, 487686, 568967, 650248, 812810, 975372, 1137934, 1219215, 1625620, 1706901, 1950744, 2275868, 2438430, 2844835, 3251240, 3413802, 4551736, 4876860, 5689670, 6827604, 8534505, 9753720, 11379340, 13655208, 17069010, 22758680, 34138020, 68276040]

約数ペア:

[(1, 68276040), (2, 34138020), (3, 22758680), (4, 17069010), (5, 13655208), (6, 11379340), (7, 9753720), (8, 8534505), (10, 6827604), (12, 5689670), (14, 4876860), (15, 4551736), (20, 3413802), (21, 3251240), (24, 2844835), (28, 2438430), (30, 2275868), (35, 1950744), (40, 1706901), (42, 1625620), (56, 1219215), (60, 1137934), (70, 975372), (84, 812810), (105, 650248), (120, 568967), (140, 487686), (168, 406405), (210, 325124), (280, 243843), (420, 162562), (840, 81281)]