1280873664

素因数分解:

$2^6\times 3^2\times 7^1\times {\mathrm{491}}^1\times {\mathrm{647}}^1$

素因数の和:1163

約数の個数: 168

約数和(自身を含む): 4210921728

約数和(自身を除く): 2930048064

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 32, 36, 42, 48, 56, 63, 64, 72, 84, 96, 112, 126, 144, 168, 192, 224, 252, 288, 336, 448, 491, 504, 576, 647, 672, 982, 1008, 1294, 1344, 1473, 1941, 1964, 2016, 2588, 2946, 3437, 3882, 3928, 4032, 4419, 4529, 5176, 5823, 5892, 6874, 7764, 7856, 8838, 9058, 10311, 10352, 11646, 11784, 13587, 13748, 15528, 15712, 17676, 18116, 20622, 20704, 23292, 23568, 27174, 27496, 30933, 31056, 31424, 35352, 36232, 40761, 41244, 41408, 46584, 47136, 54348, 54992, 61866, 62112, 70704, 72464, 81522, 82488, 93168, 94272, 108696, 109984, 123732, 124224, 141408, 144928, 163044, 164976, 186336, 217392, 219968, 247464, 282816, 289856, 317677, 326088, 329952, 372672, 434784, 494928, 635354, 652176, 659904, 869568, 953031, 989856, 1270708, 1304352, 1906062, 1979712, 2223739, 2541416, 2608704, 2859093, 3812124, 4447478, 5082832, 5718186, 6671217, 7624248, 8894956, 10165664, 11436372, 13342434, 15248496, 17789912, 20013651, 20331328, 22872744, 26684868, 30496992, 35579824, 40027302, 45745488, 53369736, 60993984, 71159648, 80054604, 91490976, 106739472, 142319296, 160109208, 182981952, 213478944, 320218416, 426957888, 640436832, 1280873664]

約数ペア:

[(1, 1280873664), (2, 640436832), (3, 426957888), (4, 320218416), (6, 213478944), (7, 182981952), (8, 160109208), (9, 142319296), (12, 106739472), (14, 91490976), (16, 80054604), (18, 71159648), (21, 60993984), (24, 53369736), (28, 45745488), (32, 40027302), (36, 35579824), (42, 30496992), (48, 26684868), (56, 22872744), (63, 20331328), (64, 20013651), (72, 17789912), (84, 15248496), (96, 13342434), (112, 11436372), (126, 10165664), (144, 8894956), (168, 7624248), (192, 6671217), (224, 5718186), (252, 5082832), (288, 4447478), (336, 3812124), (448, 2859093), (491, 2608704), (504, 2541416), (576, 2223739), (647, 1979712), (672, 1906062), (982, 1304352), (1008, 1270708), (1294, 989856), (1344, 953031), (1473, 869568), (1941, 659904), (1964, 652176), (2016, 635354), (2588, 494928), (2946, 434784), (3437, 372672), (3882, 329952), (3928, 326088), (4032, 317677), (4419, 289856), (4529, 282816), (5176, 247464), (5823, 219968), (5892, 217392), (6874, 186336), (7764, 164976), (7856, 163044), (8838, 144928), (9058, 141408), (10311, 124224), (10352, 123732), (11646, 109984), (11784, 108696), (13587, 94272), (13748, 93168), (15528, 82488), (15712, 81522), (17676, 72464), (18116, 70704), (20622, 62112), (20704, 61866), (23292, 54992), (23568, 54348), (27174, 47136), (27496, 46584), (30933, 41408), (31056, 41244), (31424, 40761), (35352, 36232)]