217873810

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{29}}^1\times {\mathrm{887}}^1$

素因数の和:952

約数の個数: 96

約数和(自身を含む): 510209280

約数和(自身を除く): 292335470

約数列:

[1, 2, 5, 7, 10, 11, 14, 22, 29, 35, 55, 58, 70, 77, 110, 121, 145, 154, 203, 242, 290, 319, 385, 406, 605, 638, 770, 847, 887, 1015, 1210, 1595, 1694, 1774, 2030, 2233, 3190, 3509, 4235, 4435, 4466, 6209, 7018, 8470, 8870, 9757, 11165, 12418, 17545, 19514, 22330, 24563, 25723, 31045, 35090, 48785, 49126, 51446, 62090, 68299, 97570, 107327, 122815, 128615, 136598, 180061, 214654, 245630, 257230, 282953, 341495, 360122, 536635, 565906, 682990, 751289, 900305, 1073270, 1414765, 1502578, 1800610, 1980671, 2829530, 3112483, 3756445, 3961342, 6224966, 7512890, 9903355, 15562415, 19806710, 21787381, 31124830, 43574762, 108936905, 217873810]

約数ペア:

[(1, 217873810), (2, 108936905), (5, 43574762), (7, 31124830), (10, 21787381), (11, 19806710), (14, 15562415), (22, 9903355), (29, 7512890), (35, 6224966), (55, 3961342), (58, 3756445), (70, 3112483), (77, 2829530), (110, 1980671), (121, 1800610), (145, 1502578), (154, 1414765), (203, 1073270), (242, 900305), (290, 751289), (319, 682990), (385, 565906), (406, 536635), (605, 360122), (638, 341495), (770, 282953), (847, 257230), (887, 245630), (1015, 214654), (1210, 180061), (1595, 136598), (1694, 128615), (1774, 122815), (2030, 107327), (2233, 97570), (3190, 68299), (3509, 62090), (4235, 51446), (4435, 49126), (4466, 48785), (6209, 35090), (7018, 31045), (8470, 25723), (8870, 24563), (9757, 22330), (11165, 19514), (12418, 17545)]