68135880

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{661}}^1\times {\mathrm{859}}^1$

素因数の和:1534

約数の個数: 64

約数和(自身を含む): 204955200

約数和(自身を除く): 136819320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 661, 859, 1322, 1718, 1983, 2577, 2644, 3305, 3436, 3966, 4295, 5154, 5288, 6610, 6872, 7932, 8590, 9915, 10308, 12885, 13220, 15864, 17180, 19830, 20616, 25770, 26440, 34360, 39660, 51540, 79320, 103080, 567799, 1135598, 1703397, 2271196, 2838995, 3406794, 4542392, 5677990, 6813588, 8516985, 11355980, 13627176, 17033970, 22711960, 34067940, 68135880]

約数ペア:

[(1, 68135880), (2, 34067940), (3, 22711960), (4, 17033970), (5, 13627176), (6, 11355980), (8, 8516985), (10, 6813588), (12, 5677990), (15, 4542392), (20, 3406794), (24, 2838995), (30, 2271196), (40, 1703397), (60, 1135598), (120, 567799), (661, 103080), (859, 79320), (1322, 51540), (1718, 39660), (1983, 34360), (2577, 26440), (2644, 25770), (3305, 20616), (3436, 19830), (3966, 17180), (4295, 15864), (5154, 13220), (5288, 12885), (6610, 10308), (6872, 9915), (7932, 8590)]