320455680

素因数分解:

$2^{10}\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{673}}^1$

素因数の和:732

約数の個数: 176

約数和(自身を含む): 1059592704

約数和(自身を除く): 739137024

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 31, 32, 40, 48, 60, 62, 64, 80, 93, 96, 120, 124, 128, 155, 160, 186, 192, 240, 248, 256, 310, 320, 372, 384, 465, 480, 496, 512, 620, 640, 673, 744, 768, 930, 960, 992, 1024, 1240, 1280, 1346, 1488, 1536, 1860, 1920, 1984, 2019, 2480, 2560, 2692, 2976, 3072, 3365, 3720, 3840, 3968, 4038, 4960, 5120, 5384, 5952, 6730, 7440, 7680, 7936, 8076, 9920, 10095, 10768, 11904, 13460, 14880, 15360, 15872, 16152, 19840, 20190, 20863, 21536, 23808, 26920, 29760, 31744, 32304, 39680, 40380, 41726, 43072, 47616, 53840, 59520, 62589, 64608, 79360, 80760, 83452, 86144, 95232, 104315, 107680, 119040, 125178, 129216, 158720, 161520, 166904, 172288, 208630, 215360, 238080, 250356, 258432, 312945, 323040, 333808, 344576, 417260, 430720, 476160, 500712, 516864, 625890, 646080, 667616, 689152, 834520, 861440, 1001424, 1033728, 1251780, 1292160, 1335232, 1669040, 1722880, 2002848, 2067456, 2503560, 2584320, 2670464, 3338080, 3445760, 4005696, 5007120, 5168640, 5340928, 6676160, 8011392, 10014240, 10337280, 10681856, 13352320, 16022784, 20028480, 21363712, 26704640, 32045568, 40056960, 53409280, 64091136, 80113920, 106818560, 160227840, 320455680]

約数ペア:

[(1, 320455680), (2, 160227840), (3, 106818560), (4, 80113920), (5, 64091136), (6, 53409280), (8, 40056960), (10, 32045568), (12, 26704640), (15, 21363712), (16, 20028480), (20, 16022784), (24, 13352320), (30, 10681856), (31, 10337280), (32, 10014240), (40, 8011392), (48, 6676160), (60, 5340928), (62, 5168640), (64, 5007120), (80, 4005696), (93, 3445760), (96, 3338080), (120, 2670464), (124, 2584320), (128, 2503560), (155, 2067456), (160, 2002848), (186, 1722880), (192, 1669040), (240, 1335232), (248, 1292160), (256, 1251780), (310, 1033728), (320, 1001424), (372, 861440), (384, 834520), (465, 689152), (480, 667616), (496, 646080), (512, 625890), (620, 516864), (640, 500712), (673, 476160), (744, 430720), (768, 417260), (930, 344576), (960, 333808), (992, 323040), (1024, 312945), (1240, 258432), (1280, 250356), (1346, 238080), (1488, 215360), (1536, 208630), (1860, 172288), (1920, 166904), (1984, 161520), (2019, 158720), (2480, 129216), (2560, 125178), (2692, 119040), (2976, 107680), (3072, 104315), (3365, 95232), (3720, 86144), (3840, 83452), (3968, 80760), (4038, 79360), (4960, 64608), (5120, 62589), (5384, 59520), (5952, 53840), (6730, 47616), (7440, 43072), (7680, 41726), (7936, 40380), (8076, 39680), (9920, 32304), (10095, 31744), (10768, 29760), (11904, 26920), (13460, 23808), (14880, 21536), (15360, 20863), (15872, 20190), (16152, 19840)]