427624960

素因数分解:

$2^9\times 5^1\times 7^3\times {\mathrm{487}}^1$

素因数の和:531

約数の個数: 160

約数和(自身を含む): 1198137600

約数和(自身を除く): 770512640

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 49, 56, 64, 70, 80, 98, 112, 128, 140, 160, 196, 224, 245, 256, 280, 320, 343, 392, 448, 487, 490, 512, 560, 640, 686, 784, 896, 974, 980, 1120, 1280, 1372, 1568, 1715, 1792, 1948, 1960, 2240, 2435, 2560, 2744, 3136, 3409, 3430, 3584, 3896, 3920, 4480, 4870, 5488, 6272, 6818, 6860, 7792, 7840, 8960, 9740, 10976, 12544, 13636, 13720, 15584, 15680, 17045, 17920, 19480, 21952, 23863, 25088, 27272, 27440, 31168, 31360, 34090, 38960, 43904, 47726, 54544, 54880, 62336, 62720, 68180, 77920, 87808, 95452, 109088, 109760, 119315, 124672, 125440, 136360, 155840, 167041, 175616, 190904, 218176, 219520, 238630, 249344, 272720, 311680, 334082, 381808, 436352, 439040, 477260, 545440, 623360, 668164, 763616, 835205, 872704, 878080, 954520, 1090880, 1246720, 1336328, 1527232, 1670410, 1745408, 1909040, 2181760, 2672656, 3054464, 3340820, 3818080, 4363520, 5345312, 6108928, 6681640, 7636160, 8727040, 10690624, 12217856, 13363280, 15272320, 21381248, 26726560, 30544640, 42762496, 53453120, 61089280, 85524992, 106906240, 213812480, 427624960]

約数ペア:

[(1, 427624960), (2, 213812480), (4, 106906240), (5, 85524992), (7, 61089280), (8, 53453120), (10, 42762496), (14, 30544640), (16, 26726560), (20, 21381248), (28, 15272320), (32, 13363280), (35, 12217856), (40, 10690624), (49, 8727040), (56, 7636160), (64, 6681640), (70, 6108928), (80, 5345312), (98, 4363520), (112, 3818080), (128, 3340820), (140, 3054464), (160, 2672656), (196, 2181760), (224, 1909040), (245, 1745408), (256, 1670410), (280, 1527232), (320, 1336328), (343, 1246720), (392, 1090880), (448, 954520), (487, 878080), (490, 872704), (512, 835205), (560, 763616), (640, 668164), (686, 623360), (784, 545440), (896, 477260), (974, 439040), (980, 436352), (1120, 381808), (1280, 334082), (1372, 311680), (1568, 272720), (1715, 249344), (1792, 238630), (1948, 219520), (1960, 218176), (2240, 190904), (2435, 175616), (2560, 167041), (2744, 155840), (3136, 136360), (3409, 125440), (3430, 124672), (3584, 119315), (3896, 109760), (3920, 109088), (4480, 95452), (4870, 87808), (5488, 77920), (6272, 68180), (6818, 62720), (6860, 62336), (7792, 54880), (7840, 54544), (8960, 47726), (9740, 43904), (10976, 38960), (12544, 34090), (13636, 31360), (13720, 31168), (15584, 27440), (15680, 27272), (17045, 25088), (17920, 23863), (19480, 21952)]