31980528

素因数分解:

$2^4\times 3^3\times {\mathrm{181}}^1\times {\mathrm{409}}^1$

素因数の和:607

約数の個数: 80

約数和(自身を含む): 92528800

約数和(自身を除く): 60548272

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 36, 48, 54, 72, 108, 144, 181, 216, 362, 409, 432, 543, 724, 818, 1086, 1227, 1448, 1629, 1636, 2172, 2454, 2896, 3258, 3272, 3681, 4344, 4887, 4908, 6516, 6544, 7362, 8688, 9774, 9816, 11043, 13032, 14724, 19548, 19632, 22086, 26064, 29448, 39096, 44172, 58896, 74029, 78192, 88344, 148058, 176688, 222087, 296116, 444174, 592232, 666261, 888348, 1184464, 1332522, 1776696, 1998783, 2665044, 3553392, 3997566, 5330088, 7995132, 10660176, 15990264, 31980528]

約数ペア:

[(1, 31980528), (2, 15990264), (3, 10660176), (4, 7995132), (6, 5330088), (8, 3997566), (9, 3553392), (12, 2665044), (16, 1998783), (18, 1776696), (24, 1332522), (27, 1184464), (36, 888348), (48, 666261), (54, 592232), (72, 444174), (108, 296116), (144, 222087), (181, 176688), (216, 148058), (362, 88344), (409, 78192), (432, 74029), (543, 58896), (724, 44172), (818, 39096), (1086, 29448), (1227, 26064), (1448, 22086), (1629, 19632), (1636, 19548), (2172, 14724), (2454, 13032), (2896, 11043), (3258, 9816), (3272, 9774), (3681, 8688), (4344, 7362), (4887, 6544), (4908, 6516)]