229746770

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{1279}}^1$

素因数の和:1391

約数の個数: 64

約数和(自身を含む): 477757440

約数和(自身を除く): 248010670

約数列:

[1, 2, 5, 10, 11, 22, 23, 46, 55, 71, 110, 115, 142, 230, 253, 355, 506, 710, 781, 1265, 1279, 1562, 1633, 2530, 2558, 3266, 3905, 6395, 7810, 8165, 12790, 14069, 16330, 17963, 28138, 29417, 35926, 58834, 70345, 89815, 90809, 140690, 147085, 179630, 181618, 294170, 323587, 454045, 647174, 908090, 998899, 1617935, 1997798, 2088607, 3235870, 4177214, 4994495, 9988990, 10443035, 20886070, 22974677, 45949354, 114873385, 229746770]

約数ペア:

[(1, 229746770), (2, 114873385), (5, 45949354), (10, 22974677), (11, 20886070), (22, 10443035), (23, 9988990), (46, 4994495), (55, 4177214), (71, 3235870), (110, 2088607), (115, 1997798), (142, 1617935), (230, 998899), (253, 908090), (355, 647174), (506, 454045), (710, 323587), (781, 294170), (1265, 181618), (1279, 179630), (1562, 147085), (1633, 140690), (2530, 90809), (2558, 89815), (3266, 70345), (3905, 58834), (6395, 35926), (7810, 29417), (8165, 28138), (12790, 17963), (14069, 16330)]