247907790

素因数分解:

$2^1\times 3^4\times 5^1\times {\mathrm{13}}^2\times {\mathrm{1811}}^1$

素因数の和:1856

約数の個数: 120

約数和(自身を含む): 722216088

約数和(自身を除く): 474308298

約数列:

[1, 2, 3, 5, 6, 9, 10, 13, 15, 18, 26, 27, 30, 39, 45, 54, 65, 78, 81, 90, 117, 130, 135, 162, 169, 195, 234, 270, 338, 351, 390, 405, 507, 585, 702, 810, 845, 1014, 1053, 1170, 1521, 1690, 1755, 1811, 2106, 2535, 3042, 3510, 3622, 4563, 5070, 5265, 5433, 7605, 9055, 9126, 10530, 10866, 13689, 15210, 16299, 18110, 22815, 23543, 27165, 27378, 32598, 45630, 47086, 48897, 54330, 68445, 70629, 81495, 97794, 117715, 136890, 141258, 146691, 162990, 211887, 235430, 244485, 293382, 306059, 353145, 423774, 488970, 612118, 635661, 706290, 733455, 918177, 1059435, 1271322, 1466910, 1530295, 1836354, 1906983, 2118870, 2754531, 3060590, 3178305, 3813966, 4590885, 5509062, 6356610, 8263593, 9181770, 9534915, 13772655, 16527186, 19069830, 24790779, 27545310, 41317965, 49581558, 82635930, 123953895, 247907790]

約数ペア:

[(1, 247907790), (2, 123953895), (3, 82635930), (5, 49581558), (6, 41317965), (9, 27545310), (10, 24790779), (13, 19069830), (15, 16527186), (18, 13772655), (26, 9534915), (27, 9181770), (30, 8263593), (39, 6356610), (45, 5509062), (54, 4590885), (65, 3813966), (78, 3178305), (81, 3060590), (90, 2754531), (117, 2118870), (130, 1906983), (135, 1836354), (162, 1530295), (169, 1466910), (195, 1271322), (234, 1059435), (270, 918177), (338, 733455), (351, 706290), (390, 635661), (405, 612118), (507, 488970), (585, 423774), (702, 353145), (810, 306059), (845, 293382), (1014, 244485), (1053, 235430), (1170, 211887), (1521, 162990), (1690, 146691), (1755, 141258), (1811, 136890), (2106, 117715), (2535, 97794), (3042, 81495), (3510, 70629), (3622, 68445), (4563, 54330), (5070, 48897), (5265, 47086), (5433, 45630), (7605, 32598), (9055, 27378), (9126, 27165), (10530, 23543), (10866, 22815), (13689, 18110), (15210, 16299)]