256863481600

素因数分解:

$2^8\times 5^2\times {\mathrm{11}}^1\times {\mathrm{257}}^1\times {\mathrm{14197}}^1$

素因数の和:14491

約数の個数: 216

約数和(自身を含む): 696322963728

約数和(自身を除く): 439459482128

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 25, 32, 40, 44, 50, 55, 64, 80, 88, 100, 110, 128, 160, 176, 200, 220, 256, 257, 275, 320, 352, 400, 440, 514, 550, 640, 704, 800, 880, 1028, 1100, 1280, 1285, 1408, 1600, 1760, 2056, 2200, 2570, 2816, 2827, 3200, 3520, 4112, 4400, 5140, 5654, 6400, 6425, 7040, 8224, 8800, 10280, 11308, 12850, 14080, 14135, 14197, 16448, 17600, 20560, 22616, 25700, 28270, 28394, 32896, 35200, 41120, 45232, 51400, 56540, 56788, 65792, 70400, 70675, 70985, 82240, 90464, 102800, 113080, 113576, 141350, 141970, 156167, 164480, 180928, 205600, 226160, 227152, 282700, 283940, 312334, 328960, 354925, 361856, 411200, 452320, 454304, 565400, 567880, 624668, 709850, 723712, 780835, 822400, 904640, 908608, 1130800, 1135760, 1249336, 1419700, 1561670, 1644800, 1809280, 1817216, 2261600, 2271520, 2498672, 2839400, 3123340, 3618560, 3634432, 3648629, 3904175, 4523200, 4543040, 4997344, 5678800, 6246680, 7297258, 7808350, 9046400, 9086080, 9994688, 11357600, 12493360, 14594516, 15616700, 18092800, 18172160, 18243145, 19989376, 22715200, 24986720, 29189032, 31233400, 36486290, 39978752, 40134919, 45430400, 49973440, 58378064, 62466800, 72972580, 80269838, 90860800, 91215725, 99946880, 116756128, 124933600, 145945160, 160539676, 182431450, 199893760, 200674595, 233512256, 249867200, 291890320, 321079352, 364862900, 401349190, 467024512, 499734400, 583780640, 642158704, 729725800, 802698380, 934049024, 999468800, 1003372975, 1167561280, 1284317408, 1459451600, 1605396760, 2006745950, 2335122560, 2568634816, 2918903200, 3210793520, 4013491900, 4670245120, 5137269632, 5837806400, 6421587040, 8026983800, 10274539264, 11675612800, 12843174080, 16053967600, 23351225600, 25686348160, 32107935200, 51372696320, 64215870400, 128431740800, 256863481600]

約数ペア:

[(1, 256863481600), (2, 128431740800), (4, 64215870400), (5, 51372696320), (8, 32107935200), (10, 25686348160), (11, 23351225600), (16, 16053967600), (20, 12843174080), (22, 11675612800), (25, 10274539264), (32, 8026983800), (40, 6421587040), (44, 5837806400), (50, 5137269632), (55, 4670245120), (64, 4013491900), (80, 3210793520), (88, 2918903200), (100, 2568634816), (110, 2335122560), (128, 2006745950), (160, 1605396760), (176, 1459451600), (200, 1284317408), (220, 1167561280), (256, 1003372975), (257, 999468800), (275, 934049024), (320, 802698380), (352, 729725800), (400, 642158704), (440, 583780640), (514, 499734400), (550, 467024512), (640, 401349190), (704, 364862900), (800, 321079352), (880, 291890320), (1028, 249867200), (1100, 233512256), (1280, 200674595), (1285, 199893760), (1408, 182431450), (1600, 160539676), (1760, 145945160), (2056, 124933600), (2200, 116756128), (2570, 99946880), (2816, 91215725), (2827, 90860800), (3200, 80269838), (3520, 72972580), (4112, 62466800), (4400, 58378064), (5140, 49973440), (5654, 45430400), (6400, 40134919), (6425, 39978752), (7040, 36486290), (8224, 31233400), (8800, 29189032), (10280, 24986720), (11308, 22715200), (12850, 19989376), (14080, 18243145), (14135, 18172160), (14197, 18092800), (16448, 15616700), (17600, 14594516), (20560, 12493360), (22616, 11357600), (25700, 9994688), (28270, 9086080), (28394, 9046400), (32896, 7808350), (35200, 7297258), (41120, 6246680), (45232, 5678800), (51400, 4997344), (56540, 4543040), (56788, 4523200), (65792, 3904175), (70400, 3648629), (70675, 3634432), (70985, 3618560), (82240, 3123340), (90464, 2839400), (102800, 2498672), (113080, 2271520), (113576, 2261600), (141350, 1817216), (141970, 1809280), (156167, 1644800), (164480, 1561670), (180928, 1419700), (205600, 1249336), (226160, 1135760), (227152, 1130800), (282700, 908608), (283940, 904640), (312334, 822400), (328960, 780835), (354925, 723712), (361856, 709850), (411200, 624668), (452320, 567880), (454304, 565400)]