68312860

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{6337}}^1$

素因数の和:6371

約数の個数: 72

約数和(自身を含む): 182078064

約数和(自身を除く): 113765204

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 49, 55, 70, 77, 98, 110, 140, 154, 196, 220, 245, 308, 385, 490, 539, 770, 980, 1078, 1540, 2156, 2695, 5390, 6337, 10780, 12674, 25348, 31685, 44359, 63370, 69707, 88718, 126740, 139414, 177436, 221795, 278828, 310513, 348535, 443590, 487949, 621026, 697070, 887180, 975898, 1242052, 1394140, 1552565, 1951796, 2439745, 3105130, 3415643, 4879490, 6210260, 6831286, 9758980, 13662572, 17078215, 34156430, 68312860]

約数ペア:

[(1, 68312860), (2, 34156430), (4, 17078215), (5, 13662572), (7, 9758980), (10, 6831286), (11, 6210260), (14, 4879490), (20, 3415643), (22, 3105130), (28, 2439745), (35, 1951796), (44, 1552565), (49, 1394140), (55, 1242052), (70, 975898), (77, 887180), (98, 697070), (110, 621026), (140, 487949), (154, 443590), (196, 348535), (220, 310513), (245, 278828), (308, 221795), (385, 177436), (490, 139414), (539, 126740), (770, 88718), (980, 69707), (1078, 63370), (1540, 44359), (2156, 31685), (2695, 25348), (5390, 12674), (6337, 10780)]