157681770

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{181}}^1\times {\mathrm{409}}^1$

素因数の和:671

約数の個数: 64

約数和(自身を含む): 386830080

約数和(自身を除く): 229148310

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 71, 142, 181, 213, 355, 362, 409, 426, 543, 710, 818, 905, 1065, 1086, 1227, 1810, 2045, 2130, 2454, 2715, 4090, 5430, 6135, 12270, 12851, 25702, 29039, 38553, 58078, 64255, 74029, 77106, 87117, 128510, 145195, 148058, 174234, 192765, 222087, 290390, 370145, 385530, 435585, 444174, 740290, 871170, 1110435, 2220870, 5256059, 10512118, 15768177, 26280295, 31536354, 52560590, 78840885, 157681770]

約数ペア:

[(1, 157681770), (2, 78840885), (3, 52560590), (5, 31536354), (6, 26280295), (10, 15768177), (15, 10512118), (30, 5256059), (71, 2220870), (142, 1110435), (181, 871170), (213, 740290), (355, 444174), (362, 435585), (409, 385530), (426, 370145), (543, 290390), (710, 222087), (818, 192765), (905, 174234), (1065, 148058), (1086, 145195), (1227, 128510), (1810, 87117), (2045, 77106), (2130, 74029), (2454, 64255), (2715, 58078), (4090, 38553), (5430, 29039), (6135, 25702), (12270, 12851)]