20180149608

素因数分解:

$2^3\times 3^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{461}}^1\times {\mathrm{3461}}^1$

素因数の和:3979

約数の個数: 128

約数和(自身を含む): 55276784640

約数和(自身を除く): 35096635032

約数列:

[1, 2, 3, 4, 6, 8, 12, 17, 24, 31, 34, 51, 62, 68, 93, 102, 124, 136, 186, 204, 248, 372, 408, 461, 527, 744, 922, 1054, 1383, 1581, 1844, 2108, 2766, 3162, 3461, 3688, 4216, 5532, 6324, 6922, 7837, 10383, 11064, 12648, 13844, 14291, 15674, 20766, 23511, 27688, 28582, 31348, 41532, 42873, 47022, 57164, 58837, 62696, 83064, 85746, 94044, 107291, 114328, 117674, 171492, 176511, 188088, 214582, 235348, 242947, 321873, 342984, 353022, 429164, 470696, 485894, 643746, 706044, 728841, 858328, 971788, 1287492, 1412088, 1457682, 1595521, 1823947, 1943576, 2574984, 2915364, 3191042, 3647894, 4786563, 5471841, 5830728, 6382084, 7295788, 9573126, 10943682, 12764168, 14591576, 19146252, 21887364, 27123857, 38292504, 43774728, 49461151, 54247714, 81371571, 98922302, 108495428, 148383453, 162743142, 197844604, 216990856, 296766906, 325486284, 395689208, 593533812, 650972568, 840839567, 1187067624, 1681679134, 2522518701, 3363358268, 5045037402, 6726716536, 10090074804, 20180149608]

約数ペア:

[(1, 20180149608), (2, 10090074804), (3, 6726716536), (4, 5045037402), (6, 3363358268), (8, 2522518701), (12, 1681679134), (17, 1187067624), (24, 840839567), (31, 650972568), (34, 593533812), (51, 395689208), (62, 325486284), (68, 296766906), (93, 216990856), (102, 197844604), (124, 162743142), (136, 148383453), (186, 108495428), (204, 98922302), (248, 81371571), (372, 54247714), (408, 49461151), (461, 43774728), (527, 38292504), (744, 27123857), (922, 21887364), (1054, 19146252), (1383, 14591576), (1581, 12764168), (1844, 10943682), (2108, 9573126), (2766, 7295788), (3162, 6382084), (3461, 5830728), (3688, 5471841), (4216, 4786563), (5532, 3647894), (6324, 3191042), (6922, 2915364), (7837, 2574984), (10383, 1943576), (11064, 1823947), (12648, 1595521), (13844, 1457682), (14291, 1412088), (15674, 1287492), (20766, 971788), (23511, 858328), (27688, 728841), (28582, 706044), (31348, 643746), (41532, 485894), (42873, 470696), (47022, 429164), (57164, 353022), (58837, 342984), (62696, 321873), (83064, 242947), (85746, 235348), (94044, 214582), (107291, 188088), (114328, 176511), (117674, 171492)]