215649810

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{127}}^1\times {\mathrm{331}}^1$

素因数の和:493

約数の個数: 128

約数和(自身を含む): 611942400

約数和(自身を除く): 396292590

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 19, 27, 30, 38, 45, 54, 57, 90, 95, 114, 127, 135, 171, 190, 254, 270, 285, 331, 342, 381, 513, 570, 635, 662, 762, 855, 993, 1026, 1143, 1270, 1655, 1710, 1905, 1986, 2286, 2413, 2565, 2979, 3310, 3429, 3810, 4826, 4965, 5130, 5715, 5958, 6289, 6858, 7239, 8937, 9930, 11430, 12065, 12578, 14478, 14895, 17145, 17874, 18867, 21717, 24130, 29790, 31445, 34290, 36195, 37734, 42037, 43434, 44685, 56601, 62890, 65151, 72390, 84074, 89370, 94335, 108585, 113202, 126111, 130302, 169803, 188670, 210185, 217170, 252222, 283005, 325755, 339606, 378333, 420370, 566010, 630555, 651510, 756666, 798703, 849015, 1134999, 1261110, 1597406, 1698030, 1891665, 2269998, 2396109, 3783330, 3993515, 4792218, 5674995, 7188327, 7987030, 11349990, 11980545, 14376654, 21564981, 23961090, 35941635, 43129962, 71883270, 107824905, 215649810]

約数ペア:

[(1, 215649810), (2, 107824905), (3, 71883270), (5, 43129962), (6, 35941635), (9, 23961090), (10, 21564981), (15, 14376654), (18, 11980545), (19, 11349990), (27, 7987030), (30, 7188327), (38, 5674995), (45, 4792218), (54, 3993515), (57, 3783330), (90, 2396109), (95, 2269998), (114, 1891665), (127, 1698030), (135, 1597406), (171, 1261110), (190, 1134999), (254, 849015), (270, 798703), (285, 756666), (331, 651510), (342, 630555), (381, 566010), (513, 420370), (570, 378333), (635, 339606), (662, 325755), (762, 283005), (855, 252222), (993, 217170), (1026, 210185), (1143, 188670), (1270, 169803), (1655, 130302), (1710, 126111), (1905, 113202), (1986, 108585), (2286, 94335), (2413, 89370), (2565, 84074), (2979, 72390), (3310, 65151), (3429, 62890), (3810, 56601), (4826, 44685), (4965, 43434), (5130, 42037), (5715, 37734), (5958, 36195), (6289, 34290), (6858, 31445), (7239, 29790), (8937, 24130), (9930, 21717), (11430, 18867), (12065, 17874), (12578, 17145), (14478, 14895)]