148709600

素因数分解:

$2^5\times 5^2\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{181}}^1$

素因数の和:293

約数の個数: 144

約数和(自身を含む): 398099520

約数和(自身を除く): 249389920

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 25, 26, 32, 40, 50, 52, 65, 79, 80, 100, 104, 130, 158, 160, 181, 200, 208, 260, 316, 325, 362, 395, 400, 416, 520, 632, 650, 724, 790, 800, 905, 1027, 1040, 1264, 1300, 1448, 1580, 1810, 1975, 2054, 2080, 2353, 2528, 2600, 2896, 3160, 3620, 3950, 4108, 4525, 4706, 5135, 5200, 5792, 6320, 7240, 7900, 8216, 9050, 9412, 10270, 10400, 11765, 12640, 14299, 14480, 15800, 16432, 18100, 18824, 20540, 23530, 25675, 28598, 28960, 31600, 32864, 36200, 37648, 41080, 47060, 51350, 57196, 58825, 63200, 71495, 72400, 75296, 82160, 94120, 102700, 114392, 117650, 142990, 144800, 164320, 185887, 188240, 205400, 228784, 235300, 285980, 357475, 371774, 376480, 410800, 457568, 470600, 571960, 714950, 743548, 821600, 929435, 941200, 1143920, 1429900, 1487096, 1858870, 1882400, 2287840, 2859800, 2974192, 3717740, 4647175, 5719600, 5948384, 7435480, 9294350, 11439200, 14870960, 18588700, 29741920, 37177400, 74354800, 148709600]

約数ペア:

[(1, 148709600), (2, 74354800), (4, 37177400), (5, 29741920), (8, 18588700), (10, 14870960), (13, 11439200), (16, 9294350), (20, 7435480), (25, 5948384), (26, 5719600), (32, 4647175), (40, 3717740), (50, 2974192), (52, 2859800), (65, 2287840), (79, 1882400), (80, 1858870), (100, 1487096), (104, 1429900), (130, 1143920), (158, 941200), (160, 929435), (181, 821600), (200, 743548), (208, 714950), (260, 571960), (316, 470600), (325, 457568), (362, 410800), (395, 376480), (400, 371774), (416, 357475), (520, 285980), (632, 235300), (650, 228784), (724, 205400), (790, 188240), (800, 185887), (905, 164320), (1027, 144800), (1040, 142990), (1264, 117650), (1300, 114392), (1448, 102700), (1580, 94120), (1810, 82160), (1975, 75296), (2054, 72400), (2080, 71495), (2353, 63200), (2528, 58825), (2600, 57196), (2896, 51350), (3160, 47060), (3620, 41080), (3950, 37648), (4108, 36200), (4525, 32864), (4706, 31600), (5135, 28960), (5200, 28598), (5792, 25675), (6320, 23530), (7240, 20540), (7900, 18824), (8216, 18100), (9050, 16432), (9412, 15800), (10270, 14480), (10400, 14299), (11765, 12640)]