68824280

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{10687}}^1$

素因数の和:10728

約数の個数: 64

約数和(自身を含む): 184688640

約数和(自身を除く): 115864360

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 23, 28, 35, 40, 46, 56, 70, 92, 115, 140, 161, 184, 230, 280, 322, 460, 644, 805, 920, 1288, 1610, 3220, 6440, 10687, 21374, 42748, 53435, 74809, 85496, 106870, 149618, 213740, 245801, 299236, 374045, 427480, 491602, 598472, 748090, 983204, 1229005, 1496180, 1720607, 1966408, 2458010, 2992360, 3441214, 4916020, 6882428, 8603035, 9832040, 13764856, 17206070, 34412140, 68824280]

約数ペア:

[(1, 68824280), (2, 34412140), (4, 17206070), (5, 13764856), (7, 9832040), (8, 8603035), (10, 6882428), (14, 4916020), (20, 3441214), (23, 2992360), (28, 2458010), (35, 1966408), (40, 1720607), (46, 1496180), (56, 1229005), (70, 983204), (92, 748090), (115, 598472), (140, 491602), (161, 427480), (184, 374045), (230, 299236), (280, 245801), (322, 213740), (460, 149618), (644, 106870), (805, 85496), (920, 74809), (1288, 53435), (1610, 42748), (3220, 21374), (6440, 10687)]