216577790

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{59}}^1\times {\mathrm{151}}^1$

素因数の和:258

約数の個数: 128

約数和(自身を含む): 496419840

約数和(自身を除く): 279842050

約数列:

[1, 2, 5, 10, 11, 13, 17, 22, 26, 34, 55, 59, 65, 85, 110, 118, 130, 143, 151, 170, 187, 221, 286, 295, 302, 374, 442, 590, 649, 715, 755, 767, 935, 1003, 1105, 1298, 1430, 1510, 1534, 1661, 1870, 1963, 2006, 2210, 2431, 2567, 3245, 3322, 3835, 3926, 4862, 5015, 5134, 6490, 7670, 8305, 8437, 8909, 9815, 10030, 11033, 12155, 12835, 13039, 16610, 16874, 17818, 19630, 21593, 22066, 24310, 25670, 26078, 28237, 33371, 42185, 43186, 44545, 55165, 56474, 65195, 66742, 84370, 89090, 97999, 107965, 110330, 115817, 130390, 141185, 143429, 151453, 166855, 195998, 215930, 231634, 282370, 286858, 302906, 333710, 367081, 489995, 579085, 717145, 734162, 757265, 979990, 1158170, 1273987, 1434290, 1514530, 1665983, 1835405, 1968889, 2547974, 3331966, 3670810, 3937778, 6369935, 8329915, 9844445, 12739870, 16659830, 19688890, 21657779, 43315558, 108288895, 216577790]

約数ペア:

[(1, 216577790), (2, 108288895), (5, 43315558), (10, 21657779), (11, 19688890), (13, 16659830), (17, 12739870), (22, 9844445), (26, 8329915), (34, 6369935), (55, 3937778), (59, 3670810), (65, 3331966), (85, 2547974), (110, 1968889), (118, 1835405), (130, 1665983), (143, 1514530), (151, 1434290), (170, 1273987), (187, 1158170), (221, 979990), (286, 757265), (295, 734162), (302, 717145), (374, 579085), (442, 489995), (590, 367081), (649, 333710), (715, 302906), (755, 286858), (767, 282370), (935, 231634), (1003, 215930), (1105, 195998), (1298, 166855), (1430, 151453), (1510, 143429), (1534, 141185), (1661, 130390), (1870, 115817), (1963, 110330), (2006, 107965), (2210, 97999), (2431, 89090), (2567, 84370), (3245, 66742), (3322, 65195), (3835, 56474), (3926, 55165), (4862, 44545), (5015, 43186), (5134, 42185), (6490, 33371), (7670, 28237), (8305, 26078), (8437, 25670), (8909, 24310), (9815, 22066), (10030, 21593), (11033, 19630), (12155, 17818), (12835, 16874), (13039, 16610)]