13363280

素因数分解:

$2^4\times 5^1\times 7^3\times {\mathrm{487}}^1$

素因数の和:521

約数の個数: 80

約数和(自身を含む): 36307200

約数和(自身を除く): 22943920

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 49, 56, 70, 80, 98, 112, 140, 196, 245, 280, 343, 392, 487, 490, 560, 686, 784, 974, 980, 1372, 1715, 1948, 1960, 2435, 2744, 3409, 3430, 3896, 3920, 4870, 5488, 6818, 6860, 7792, 9740, 13636, 13720, 17045, 19480, 23863, 27272, 27440, 34090, 38960, 47726, 54544, 68180, 95452, 119315, 136360, 167041, 190904, 238630, 272720, 334082, 381808, 477260, 668164, 835205, 954520, 1336328, 1670410, 1909040, 2672656, 3340820, 6681640, 13363280]

約数ペア:

[(1, 13363280), (2, 6681640), (4, 3340820), (5, 2672656), (7, 1909040), (8, 1670410), (10, 1336328), (14, 954520), (16, 835205), (20, 668164), (28, 477260), (35, 381808), (40, 334082), (49, 272720), (56, 238630), (70, 190904), (80, 167041), (98, 136360), (112, 119315), (140, 95452), (196, 68180), (245, 54544), (280, 47726), (343, 38960), (392, 34090), (487, 27440), (490, 27272), (560, 23863), (686, 19480), (784, 17045), (974, 13720), (980, 13636), (1372, 9740), (1715, 7792), (1948, 6860), (1960, 6818), (2435, 5488), (2744, 4870), (3409, 3920), (3430, 3896)]