681419648

素因数分解:

$2^7\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{3079}}^1$

素因数の和:3132

約数の個数: 128

約数和(自身を含む): 1759296000

約数和(自身を除く): 1077876352

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 19, 26, 28, 32, 38, 52, 56, 64, 76, 91, 104, 112, 128, 133, 152, 182, 208, 224, 247, 266, 304, 364, 416, 448, 494, 532, 608, 728, 832, 896, 988, 1064, 1216, 1456, 1664, 1729, 1976, 2128, 2432, 2912, 3079, 3458, 3952, 4256, 5824, 6158, 6916, 7904, 8512, 11648, 12316, 13832, 15808, 17024, 21553, 24632, 27664, 31616, 40027, 43106, 49264, 55328, 58501, 80054, 86212, 98528, 110656, 117002, 160108, 172424, 197056, 221312, 234004, 280189, 320216, 344848, 394112, 409507, 468008, 560378, 640432, 689696, 760513, 819014, 936016, 1120756, 1280864, 1379392, 1521026, 1638028, 1872032, 2241512, 2561728, 2758784, 3042052, 3276056, 3744064, 4483024, 5123456, 5323591, 6084104, 6552112, 7488128, 8966048, 10647182, 12168208, 13104224, 17932096, 21294364, 24336416, 26208448, 35864192, 42588728, 48672832, 52416896, 85177456, 97345664, 170354912, 340709824, 681419648]

約数ペア:

[(1, 681419648), (2, 340709824), (4, 170354912), (7, 97345664), (8, 85177456), (13, 52416896), (14, 48672832), (16, 42588728), (19, 35864192), (26, 26208448), (28, 24336416), (32, 21294364), (38, 17932096), (52, 13104224), (56, 12168208), (64, 10647182), (76, 8966048), (91, 7488128), (104, 6552112), (112, 6084104), (128, 5323591), (133, 5123456), (152, 4483024), (182, 3744064), (208, 3276056), (224, 3042052), (247, 2758784), (266, 2561728), (304, 2241512), (364, 1872032), (416, 1638028), (448, 1521026), (494, 1379392), (532, 1280864), (608, 1120756), (728, 936016), (832, 819014), (896, 760513), (988, 689696), (1064, 640432), (1216, 560378), (1456, 468008), (1664, 409507), (1729, 394112), (1976, 344848), (2128, 320216), (2432, 280189), (2912, 234004), (3079, 221312), (3458, 197056), (3952, 172424), (4256, 160108), (5824, 117002), (6158, 110656), (6916, 98528), (7904, 86212), (8512, 80054), (11648, 58501), (12316, 55328), (13832, 49264), (15808, 43106), (17024, 40027), (21553, 31616), (24632, 27664)]