208048860

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{127}}^1\times {\mathrm{479}}^1$

素因数の和:640

約数の個数: 144

約数和(自身を含む): 670924800

約数和(自身を除く): 462875940

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 19, 20, 30, 36, 38, 45, 57, 60, 76, 90, 95, 114, 127, 171, 180, 190, 228, 254, 285, 342, 380, 381, 479, 508, 570, 635, 684, 762, 855, 958, 1140, 1143, 1270, 1437, 1524, 1710, 1905, 1916, 2286, 2395, 2413, 2540, 2874, 3420, 3810, 4311, 4572, 4790, 4826, 5715, 5748, 7185, 7239, 7620, 8622, 9101, 9580, 9652, 11430, 12065, 14370, 14478, 17244, 18202, 21555, 21717, 22860, 24130, 27303, 28740, 28956, 36195, 36404, 43110, 43434, 45505, 48260, 54606, 60833, 72390, 81909, 86220, 86868, 91010, 108585, 109212, 121666, 136515, 144780, 163818, 182020, 182499, 217170, 243332, 273030, 304165, 327636, 364998, 409545, 434340, 546060, 547497, 608330, 729996, 819090, 912495, 1094994, 1155827, 1216660, 1638180, 1824990, 2189988, 2311654, 2737485, 3467481, 3649980, 4623308, 5474970, 5779135, 6934962, 10402443, 10949940, 11558270, 13869924, 17337405, 20804886, 23116540, 34674810, 41609772, 52012215, 69349620, 104024430, 208048860]

約数ペア:

[(1, 208048860), (2, 104024430), (3, 69349620), (4, 52012215), (5, 41609772), (6, 34674810), (9, 23116540), (10, 20804886), (12, 17337405), (15, 13869924), (18, 11558270), (19, 10949940), (20, 10402443), (30, 6934962), (36, 5779135), (38, 5474970), (45, 4623308), (57, 3649980), (60, 3467481), (76, 2737485), (90, 2311654), (95, 2189988), (114, 1824990), (127, 1638180), (171, 1216660), (180, 1155827), (190, 1094994), (228, 912495), (254, 819090), (285, 729996), (342, 608330), (380, 547497), (381, 546060), (479, 434340), (508, 409545), (570, 364998), (635, 327636), (684, 304165), (762, 273030), (855, 243332), (958, 217170), (1140, 182499), (1143, 182020), (1270, 163818), (1437, 144780), (1524, 136515), (1710, 121666), (1905, 109212), (1916, 108585), (2286, 91010), (2395, 86868), (2413, 86220), (2540, 81909), (2874, 72390), (3420, 60833), (3810, 54606), (4311, 48260), (4572, 45505), (4790, 43434), (4826, 43110), (5715, 36404), (5748, 36195), (7185, 28956), (7239, 28740), (7620, 27303), (8622, 24130), (9101, 22860), (9580, 21717), (9652, 21555), (11430, 18202), (12065, 17244), (14370, 14478)]