489492480

素因数分解:

$2^{12}\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{257}}^1$

素因数の和:320

約数の個数: 208

約数和(自身を含む): 1622997504

約数和(自身を除く): 1133505024

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, 257, 310, 320, 372, 384, 465, 480, 496, 512, 514, 620, 640, 744, 768, 771, 930, 960, 992, 1024, 1028, 1240, 1280, 1285, 1488, 1536, 1542, 1860, 1920, 1984, 2048, 2056, 2480, 2560, 2570, 2976, 3072, 3084, 3720, 3840, 3855, 3968, 4096, 4112, 4960, 5120, 5140, 5952, 6144, 6168, 7440, 7680, 7710, 7936, 7967, 8224, 9920, 10240, 10280, 11904, 12288, 12336, 14880, 15360, 15420, 15872, 15934, 16448, 19840, 20480, 20560, 23808, 23901, 24672, 29760, 30720, 30840, 31744, 31868, 32896, 39680, 39835, 41120, 47616, 47802, 49344, 59520, 61440, 61680, 63488, 63736, 65792, 79360, 79670, 82240, 95232, 95604, 98688, 119040, 119505, 123360, 126976, 127472, 131584, 158720, 159340, 164480, 190464, 191208, 197376, 238080, 239010, 246720, 254944, 263168, 317440, 318680, 328960, 380928, 382416, 394752, 476160, 478020, 493440, 509888, 526336, 634880, 637360, 657920, 764832, 789504, 952320, 956040, 986880, 1019776, 1052672, 1274720, 1315840, 1529664, 1579008, 1904640, 1912080, 1973760, 2039552, 2549440, 2631680, 3059328, 3158016, 3824160, 3947520, 4079104, 5098880, 5263360, 6118656, 7648320, 7895040, 8158208, 10197760, 12237312, 15296640, 15790080, 16316416, 20395520, 24474624, 30593280, 32632832, 40791040, 48949248, 61186560, 81582080, 97898496, 122373120, 163164160, 244746240, 489492480]

約数ペア:

[(1, 489492480), (2, 244746240), (3, 163164160), (4, 122373120), (5, 97898496), (6, 81582080), (8, 61186560), (10, 48949248), (12, 40791040), (15, 32632832), (16, 30593280), (20, 24474624), (24, 20395520), (30, 16316416), (31, 15790080), (32, 15296640), (40, 12237312), (48, 10197760), (60, 8158208), (62, 7895040), (64, 7648320), (80, 6118656), (93, 5263360), (96, 5098880), (120, 4079104), (124, 3947520), (128, 3824160), (155, 3158016), (160, 3059328), (186, 2631680), (192, 2549440), (240, 2039552), (248, 1973760), (256, 1912080), (257, 1904640), (310, 1579008), (320, 1529664), (372, 1315840), (384, 1274720), (465, 1052672), (480, 1019776), (496, 986880), (512, 956040), (514, 952320), (620, 789504), (640, 764832), (744, 657920), (768, 637360), (771, 634880), (930, 526336), (960, 509888), (992, 493440), (1024, 478020), (1028, 476160), (1240, 394752), (1280, 382416), (1285, 380928), (1488, 328960), (1536, 318680), (1542, 317440), (1860, 263168), (1920, 254944), (1984, 246720), (2048, 239010), (2056, 238080), (2480, 197376), (2560, 191208), (2570, 190464), (2976, 164480), (3072, 159340), (3084, 158720), (3720, 131584), (3840, 127472), (3855, 126976), (3968, 123360), (4096, 119505), (4112, 119040), (4960, 98688), (5120, 95604), (5140, 95232), (5952, 82240), (6144, 79670), (6168, 79360), (7440, 65792), (7680, 63736), (7710, 63488), (7936, 61680), (7967, 61440), (8224, 59520), (9920, 49344), (10240, 47802), (10280, 47616), (11904, 41120), (12288, 39835), (12336, 39680), (14880, 32896), (15360, 31868), (15420, 31744), (15872, 30840), (15934, 30720), (16448, 29760), (19840, 24672), (20480, 23901), (20560, 23808)]