440979712

素因数分解:

$2^8\times {\mathrm{31}}^1\times {\mathrm{181}}^1\times {\mathrm{307}}^1$

素因数の和:535

約数の個数: 72

約数和(自身を含む): 916627712

約数和(自身を除く): 475648000

約数列:

[1, 2, 4, 8, 16, 31, 32, 62, 64, 124, 128, 181, 248, 256, 307, 362, 496, 614, 724, 992, 1228, 1448, 1984, 2456, 2896, 3968, 4912, 5611, 5792, 7936, 9517, 9824, 11222, 11584, 19034, 19648, 22444, 23168, 38068, 39296, 44888, 46336, 55567, 76136, 78592, 89776, 111134, 152272, 179552, 222268, 304544, 359104, 444536, 609088, 718208, 889072, 1218176, 1436416, 1722577, 1778144, 2436352, 3445154, 3556288, 6890308, 7112576, 13780616, 14225152, 27561232, 55122464, 110244928, 220489856, 440979712]

約数ペア:

[(1, 440979712), (2, 220489856), (4, 110244928), (8, 55122464), (16, 27561232), (31, 14225152), (32, 13780616), (62, 7112576), (64, 6890308), (124, 3556288), (128, 3445154), (181, 2436352), (248, 1778144), (256, 1722577), (307, 1436416), (362, 1218176), (496, 889072), (614, 718208), (724, 609088), (992, 444536), (1228, 359104), (1448, 304544), (1984, 222268), (2456, 179552), (2896, 152272), (3968, 111134), (4912, 89776), (5611, 78592), (5792, 76136), (7936, 55567), (9517, 46336), (9824, 44888), (11222, 39296), (11584, 38068), (19034, 23168), (19648, 22444)]