898110720

素因数分解:

$2^8\times 3^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{1999}}^1$

素因数の和:2042

約数の個数: 288

約数和(自身を含む): 3433920000

約数和(自身を除く): 2535809280

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 20, 24, 26, 27, 30, 32, 36, 39, 40, 45, 48, 52, 54, 60, 64, 65, 72, 78, 80, 90, 96, 104, 108, 117, 120, 128, 130, 135, 144, 156, 160, 180, 192, 195, 208, 216, 234, 240, 256, 260, 270, 288, 312, 320, 351, 360, 384, 390, 416, 432, 468, 480, 520, 540, 576, 585, 624, 640, 702, 720, 768, 780, 832, 864, 936, 960, 1040, 1080, 1152, 1170, 1248, 1280, 1404, 1440, 1560, 1664, 1728, 1755, 1872, 1920, 1999, 2080, 2160, 2304, 2340, 2496, 2808, 2880, 3120, 3328, 3456, 3510, 3744, 3840, 3998, 4160, 4320, 4680, 4992, 5616, 5760, 5997, 6240, 6912, 7020, 7488, 7996, 8320, 8640, 9360, 9984, 9995, 11232, 11520, 11994, 12480, 14040, 14976, 15992, 16640, 17280, 17991, 18720, 19990, 22464, 23988, 24960, 25987, 28080, 29952, 29985, 31984, 34560, 35982, 37440, 39980, 44928, 47976, 49920, 51974, 53973, 56160, 59970, 63968, 71964, 74880, 77961, 79960, 89856, 89955, 95952, 103948, 107946, 112320, 119940, 127936, 129935, 143928, 149760, 155922, 159920, 179910, 191904, 207896, 215892, 224640, 233883, 239880, 255872, 259870, 269865, 287856, 311844, 319840, 359820, 383808, 389805, 415792, 431784, 449280, 467766, 479760, 511744, 519740, 539730, 575712, 623688, 639680, 701649, 719640, 767616, 779610, 831584, 863568, 935532, 959520, 1039480, 1079460, 1151424, 1169415, 1247376, 1279360, 1403298, 1439280, 1535232, 1559220, 1663168, 1727136, 1871064, 1919040, 2078960, 2158920, 2302848, 2338830, 2494752, 2558720, 2806596, 2878560, 3118440, 3326336, 3454272, 3508245, 3742128, 3838080, 4157920, 4317840, 4605696, 4677660, 4989504, 5613192, 5757120, 6236880, 6652672, 6908544, 7016490, 7484256, 7676160, 8315840, 8635680, 9355320, 9979008, 11226384, 11514240, 12473760, 13817088, 14032980, 14968512, 16631680, 17271360, 18710640, 19958016, 22452768, 23028480, 24947520, 28065960, 29937024, 33263360, 34542720, 37421280, 44905536, 49895040, 56131920, 59874048, 69085440, 74842560, 89811072, 99790080, 112263840, 149685120, 179622144, 224527680, 299370240, 449055360, 898110720]

約数ペア:

[(1, 898110720), (2, 449055360), (3, 299370240), (4, 224527680), (5, 179622144), (6, 149685120), (8, 112263840), (9, 99790080), (10, 89811072), (12, 74842560), (13, 69085440), (15, 59874048), (16, 56131920), (18, 49895040), (20, 44905536), (24, 37421280), (26, 34542720), (27, 33263360), (30, 29937024), (32, 28065960), (36, 24947520), (39, 23028480), (40, 22452768), (45, 19958016), (48, 18710640), (52, 17271360), (54, 16631680), (60, 14968512), (64, 14032980), (65, 13817088), (72, 12473760), (78, 11514240), (80, 11226384), (90, 9979008), (96, 9355320), (104, 8635680), (108, 8315840), (117, 7676160), (120, 7484256), (128, 7016490), (130, 6908544), (135, 6652672), (144, 6236880), (156, 5757120), (160, 5613192), (180, 4989504), (192, 4677660), (195, 4605696), (208, 4317840), (216, 4157920), (234, 3838080), (240, 3742128), (256, 3508245), (260, 3454272), (270, 3326336), (288, 3118440), (312, 2878560), (320, 2806596), (351, 2558720), (360, 2494752), (384, 2338830), (390, 2302848), (416, 2158920), (432, 2078960), (468, 1919040), (480, 1871064), (520, 1727136), (540, 1663168), (576, 1559220), (585, 1535232), (624, 1439280), (640, 1403298), (702, 1279360), (720, 1247376), (768, 1169415), (780, 1151424), (832, 1079460), (864, 1039480), (936, 959520), (960, 935532), (1040, 863568), (1080, 831584), (1152, 779610), (1170, 767616), (1248, 719640), (1280, 701649), (1404, 639680), (1440, 623688), (1560, 575712), (1664, 539730), (1728, 519740), (1755, 511744), (1872, 479760), (1920, 467766), (1999, 449280), (2080, 431784), (2160, 415792), (2304, 389805), (2340, 383808), (2496, 359820), (2808, 319840), (2880, 311844), (3120, 287856), (3328, 269865), (3456, 259870), (3510, 255872), (3744, 239880), (3840, 233883), (3998, 224640), (4160, 215892), (4320, 207896), (4680, 191904), (4992, 179910), (5616, 159920), (5760, 155922), (5997, 149760), (6240, 143928), (6912, 129935), (7020, 127936), (7488, 119940), (7996, 112320), (8320, 107946), (8640, 103948), (9360, 95952), (9984, 89955), (9995, 89856), (11232, 79960), (11520, 77961), (11994, 74880), (12480, 71964), (14040, 63968), (14976, 59970), (15992, 56160), (16640, 53973), (17280, 51974), (17991, 49920), (18720, 47976), (19990, 44928), (22464, 39980), (23988, 37440), (24960, 35982), (25987, 34560), (28080, 31984), (29952, 29985)]