30544640

素因数分解:

$2^8\times 5^1\times 7^2\times {\mathrm{487}}^1$

素因数の和:522

約数の個数: 108

約数和(自身を含む): 85283856

約数和(自身を除く): 54739216

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, 392, 448, 487, 490, 560, 640, 784, 896, 974, 980, 1120, 1280, 1568, 1792, 1948, 1960, 2240, 2435, 3136, 3409, 3896, 3920, 4480, 4870, 6272, 6818, 7792, 7840, 8960, 9740, 12544, 13636, 15584, 15680, 17045, 19480, 23863, 27272, 31168, 31360, 34090, 38960, 47726, 54544, 62336, 62720, 68180, 77920, 95452, 109088, 119315, 124672, 136360, 155840, 190904, 218176, 238630, 272720, 311680, 381808, 436352, 477260, 545440, 623360, 763616, 872704, 954520, 1090880, 1527232, 1909040, 2181760, 3054464, 3818080, 4363520, 6108928, 7636160, 15272320, 30544640]

約数ペア:

[(1, 30544640), (2, 15272320), (4, 7636160), (5, 6108928), (7, 4363520), (8, 3818080), (10, 3054464), (14, 2181760), (16, 1909040), (20, 1527232), (28, 1090880), (32, 954520), (35, 872704), (40, 763616), (49, 623360), (56, 545440), (64, 477260), (70, 436352), (80, 381808), (98, 311680), (112, 272720), (128, 238630), (140, 218176), (160, 190904), (196, 155840), (224, 136360), (245, 124672), (256, 119315), (280, 109088), (320, 95452), (392, 77920), (448, 68180), (487, 62720), (490, 62336), (560, 54544), (640, 47726), (784, 38960), (896, 34090), (974, 31360), (980, 31168), (1120, 27272), (1280, 23863), (1568, 19480), (1792, 17045), (1948, 15680), (1960, 15584), (2240, 13636), (2435, 12544), (3136, 9740), (3409, 8960), (3896, 7840), (3920, 7792), (4480, 6818), (4870, 6272)]