90605988

素因数分解:

$2^2\times 3^2\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{313}}^1$

素因数の和:394

約数の個数: 144

約数和(自身を含む): 271567296

約数和(自身を除く): 180961308

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 17, 18, 22, 33, 34, 36, 43, 44, 51, 66, 68, 86, 99, 102, 129, 132, 153, 172, 187, 198, 204, 258, 306, 313, 374, 387, 396, 473, 516, 561, 612, 626, 731, 748, 774, 939, 946, 1122, 1252, 1419, 1462, 1548, 1683, 1878, 1892, 2193, 2244, 2817, 2838, 2924, 3366, 3443, 3756, 4257, 4386, 5321, 5634, 5676, 6579, 6732, 6886, 8041, 8514, 8772, 10329, 10642, 11268, 13158, 13459, 13772, 15963, 16082, 17028, 20658, 21284, 24123, 26316, 26918, 30987, 31926, 32164, 40377, 41316, 47889, 48246, 53836, 58531, 61974, 63852, 72369, 80754, 95778, 96492, 117062, 121131, 123948, 144738, 148049, 161508, 175593, 191556, 228803, 234124, 242262, 289476, 296098, 351186, 444147, 457606, 484524, 526779, 592196, 686409, 702372, 888294, 915212, 1053558, 1332441, 1372818, 1776588, 2059227, 2107116, 2516833, 2664882, 2745636, 4118454, 5033666, 5329764, 7550499, 8236908, 10067332, 15100998, 22651497, 30201996, 45302994, 90605988]

約数ペア:

[(1, 90605988), (2, 45302994), (3, 30201996), (4, 22651497), (6, 15100998), (9, 10067332), (11, 8236908), (12, 7550499), (17, 5329764), (18, 5033666), (22, 4118454), (33, 2745636), (34, 2664882), (36, 2516833), (43, 2107116), (44, 2059227), (51, 1776588), (66, 1372818), (68, 1332441), (86, 1053558), (99, 915212), (102, 888294), (129, 702372), (132, 686409), (153, 592196), (172, 526779), (187, 484524), (198, 457606), (204, 444147), (258, 351186), (306, 296098), (313, 289476), (374, 242262), (387, 234124), (396, 228803), (473, 191556), (516, 175593), (561, 161508), (612, 148049), (626, 144738), (731, 123948), (748, 121131), (774, 117062), (939, 96492), (946, 95778), (1122, 80754), (1252, 72369), (1419, 63852), (1462, 61974), (1548, 58531), (1683, 53836), (1878, 48246), (1892, 47889), (2193, 41316), (2244, 40377), (2817, 32164), (2838, 31926), (2924, 30987), (3366, 26918), (3443, 26316), (3756, 24123), (4257, 21284), (4386, 20658), (5321, 17028), (5634, 16082), (5676, 15963), (6579, 13772), (6732, 13459), (6886, 13158), (8041, 11268), (8514, 10642), (8772, 10329)]