390656640

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{349}}^1$

素因数の和:435

約数の個数: 256

約数和(自身を含む): 1388016000

約数和(自身を除く): 997359360

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 16, 20, 22, 24, 30, 32, 33, 40, 44, 48, 53, 55, 60, 64, 66, 80, 88, 96, 106, 110, 120, 128, 132, 159, 160, 165, 176, 192, 212, 220, 240, 264, 265, 318, 320, 330, 349, 352, 384, 424, 440, 480, 528, 530, 583, 636, 640, 660, 698, 704, 795, 848, 880, 960, 1047, 1056, 1060, 1166, 1272, 1320, 1396, 1408, 1590, 1696, 1745, 1749, 1760, 1920, 2094, 2112, 2120, 2332, 2544, 2640, 2792, 2915, 3180, 3392, 3490, 3498, 3520, 3839, 4188, 4224, 4240, 4664, 5088, 5235, 5280, 5584, 5830, 6360, 6784, 6980, 6996, 7040, 7678, 8376, 8480, 8745, 9328, 10176, 10470, 10560, 11168, 11517, 11660, 12720, 13960, 13992, 15356, 16752, 16960, 17490, 18497, 18656, 19195, 20352, 20940, 21120, 22336, 23034, 23320, 25440, 27920, 27984, 30712, 33504, 33920, 34980, 36994, 37312, 38390, 41880, 44672, 46068, 46640, 50880, 55491, 55840, 55968, 57585, 61424, 67008, 69960, 73988, 74624, 76780, 83760, 92136, 92485, 93280, 101760, 110982, 111680, 111936, 115170, 122848, 134016, 139920, 147976, 153560, 167520, 184272, 184970, 186560, 203467, 221964, 223360, 223872, 230340, 245696, 277455, 279840, 295952, 307120, 335040, 368544, 369940, 373120, 406934, 443928, 460680, 491392, 554910, 559680, 591904, 610401, 614240, 670080, 737088, 739880, 813868, 887856, 921360, 1017335, 1109820, 1119360, 1183808, 1220802, 1228480, 1474176, 1479760, 1627736, 1775712, 1842720, 2034670, 2219640, 2367616, 2441604, 2456960, 2959520, 3052005, 3255472, 3551424, 3685440, 4069340, 4439280, 4883208, 5919040, 6104010, 6510944, 7102848, 7370880, 8138680, 8878560, 9766416, 11838080, 12208020, 13021888, 16277360, 17757120, 19532832, 24416040, 26043776, 32554720, 35514240, 39065664, 48832080, 65109440, 78131328, 97664160, 130218880, 195328320, 390656640]

約数ペア:

[(1, 390656640), (2, 195328320), (3, 130218880), (4, 97664160), (5, 78131328), (6, 65109440), (8, 48832080), (10, 39065664), (11, 35514240), (12, 32554720), (15, 26043776), (16, 24416040), (20, 19532832), (22, 17757120), (24, 16277360), (30, 13021888), (32, 12208020), (33, 11838080), (40, 9766416), (44, 8878560), (48, 8138680), (53, 7370880), (55, 7102848), (60, 6510944), (64, 6104010), (66, 5919040), (80, 4883208), (88, 4439280), (96, 4069340), (106, 3685440), (110, 3551424), (120, 3255472), (128, 3052005), (132, 2959520), (159, 2456960), (160, 2441604), (165, 2367616), (176, 2219640), (192, 2034670), (212, 1842720), (220, 1775712), (240, 1627736), (264, 1479760), (265, 1474176), (318, 1228480), (320, 1220802), (330, 1183808), (349, 1119360), (352, 1109820), (384, 1017335), (424, 921360), (440, 887856), (480, 813868), (528, 739880), (530, 737088), (583, 670080), (636, 614240), (640, 610401), (660, 591904), (698, 559680), (704, 554910), (795, 491392), (848, 460680), (880, 443928), (960, 406934), (1047, 373120), (1056, 369940), (1060, 368544), (1166, 335040), (1272, 307120), (1320, 295952), (1396, 279840), (1408, 277455), (1590, 245696), (1696, 230340), (1745, 223872), (1749, 223360), (1760, 221964), (1920, 203467), (2094, 186560), (2112, 184970), (2120, 184272), (2332, 167520), (2544, 153560), (2640, 147976), (2792, 139920), (2915, 134016), (3180, 122848), (3392, 115170), (3490, 111936), (3498, 111680), (3520, 110982), (3839, 101760), (4188, 93280), (4224, 92485), (4240, 92136), (4664, 83760), (5088, 76780), (5235, 74624), (5280, 73988), (5584, 69960), (5830, 67008), (6360, 61424), (6784, 57585), (6980, 55968), (6996, 55840), (7040, 55491), (7678, 50880), (8376, 46640), (8480, 46068), (8745, 44672), (9328, 41880), (10176, 38390), (10470, 37312), (10560, 36994), (11168, 34980), (11517, 33920), (11660, 33504), (12720, 30712), (13960, 27984), (13992, 27920), (15356, 25440), (16752, 23320), (16960, 23034), (17490, 22336), (18497, 21120), (18656, 20940), (19195, 20352)]