156979460

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{271}}^1\times {\mathrm{2633}}^1$

素因数の和:2924

約数の個数: 48

約数和(自身を含む): 361089792

約数和(自身を除く): 204110332

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 271, 542, 1084, 1355, 2633, 2710, 2981, 5266, 5420, 5962, 10532, 11924, 13165, 14905, 26330, 28963, 29810, 52660, 57926, 59620, 115852, 144815, 289630, 579260, 713543, 1427086, 2854172, 3567715, 7135430, 7848973, 14270860, 15697946, 31395892, 39244865, 78489730, 156979460]

約数ペア:

[(1, 156979460), (2, 78489730), (4, 39244865), (5, 31395892), (10, 15697946), (11, 14270860), (20, 7848973), (22, 7135430), (44, 3567715), (55, 2854172), (110, 1427086), (220, 713543), (271, 579260), (542, 289630), (1084, 144815), (1355, 115852), (2633, 59620), (2710, 57926), (2981, 52660), (5266, 29810), (5420, 28963), (5962, 26330), (10532, 14905), (11924, 13165)]