163975240

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{109}}^1\times {\mathrm{263}}^1$

素因数の和:407

約数の個数: 128

約数和(自身を含む): 439084800

約数和(自身を除く): 275109560

約数列:

[1, 2, 4, 5, 8, 10, 11, 13, 20, 22, 26, 40, 44, 52, 55, 65, 88, 104, 109, 110, 130, 143, 218, 220, 260, 263, 286, 436, 440, 520, 526, 545, 572, 715, 872, 1052, 1090, 1144, 1199, 1315, 1417, 1430, 2104, 2180, 2398, 2630, 2834, 2860, 2893, 3419, 4360, 4796, 5260, 5668, 5720, 5786, 5995, 6838, 7085, 9592, 10520, 11336, 11572, 11990, 13676, 14170, 14465, 15587, 17095, 23144, 23980, 27352, 28340, 28667, 28930, 31174, 34190, 37609, 47960, 56680, 57334, 57860, 62348, 68380, 75218, 77935, 114668, 115720, 124696, 136760, 143335, 150436, 155870, 188045, 229336, 286670, 300872, 311740, 315337, 372671, 376090, 573340, 623480, 630674, 745342, 752180, 1146680, 1261348, 1490684, 1504360, 1576685, 1863355, 2522696, 2981368, 3153370, 3726710, 4099381, 6306740, 7453420, 8198762, 12613480, 14906840, 16397524, 20496905, 32795048, 40993810, 81987620, 163975240]

約数ペア:

[(1, 163975240), (2, 81987620), (4, 40993810), (5, 32795048), (8, 20496905), (10, 16397524), (11, 14906840), (13, 12613480), (20, 8198762), (22, 7453420), (26, 6306740), (40, 4099381), (44, 3726710), (52, 3153370), (55, 2981368), (65, 2522696), (88, 1863355), (104, 1576685), (109, 1504360), (110, 1490684), (130, 1261348), (143, 1146680), (218, 752180), (220, 745342), (260, 630674), (263, 623480), (286, 573340), (436, 376090), (440, 372671), (520, 315337), (526, 311740), (545, 300872), (572, 286670), (715, 229336), (872, 188045), (1052, 155870), (1090, 150436), (1144, 143335), (1199, 136760), (1315, 124696), (1417, 115720), (1430, 114668), (2104, 77935), (2180, 75218), (2398, 68380), (2630, 62348), (2834, 57860), (2860, 57334), (2893, 56680), (3419, 47960), (4360, 37609), (4796, 34190), (5260, 31174), (5668, 28930), (5720, 28667), (5786, 28340), (5995, 27352), (6838, 23980), (7085, 23144), (9592, 17095), (10520, 15587), (11336, 14465), (11572, 14170), (11990, 13676)]