231645920

素因数分解:

$2^5\times 5^1\times {\mathrm{11}}^1\times {\mathrm{131617}}^1$

素因数の和:131643

約数の個数: 48

約数和(自身を含む): 597019248

約数和(自身を除く): 365373328

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 80, 88, 110, 160, 176, 220, 352, 440, 880, 1760, 131617, 263234, 526468, 658085, 1052936, 1316170, 1447787, 2105872, 2632340, 2895574, 4211744, 5264680, 5791148, 7238935, 10529360, 11582296, 14477870, 21058720, 23164592, 28955740, 46329184, 57911480, 115822960, 231645920]

約数ペア:

[(1, 231645920), (2, 115822960), (4, 57911480), (5, 46329184), (8, 28955740), (10, 23164592), (11, 21058720), (16, 14477870), (20, 11582296), (22, 10529360), (32, 7238935), (40, 5791148), (44, 5264680), (55, 4211744), (80, 2895574), (88, 2632340), (110, 2105872), (160, 1447787), (176, 1316170), (220, 1052936), (352, 658085), (440, 526468), (880, 263234), (1760, 131617)]