271325180

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{257}}^1\times {\mathrm{7541}}^1$

素因数の和:7814

約数の個数: 48

約数和(自身を含む): 653800896

約数和(自身を除く): 382475716

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 257, 514, 1028, 1285, 1799, 2570, 3598, 5140, 7196, 7541, 8995, 15082, 17990, 30164, 35980, 37705, 52787, 75410, 105574, 150820, 211148, 263935, 527870, 1055740, 1938037, 3876074, 7752148, 9690185, 13566259, 19380370, 27132518, 38760740, 54265036, 67831295, 135662590, 271325180]

約数ペア:

[(1, 271325180), (2, 135662590), (4, 67831295), (5, 54265036), (7, 38760740), (10, 27132518), (14, 19380370), (20, 13566259), (28, 9690185), (35, 7752148), (70, 3876074), (140, 1938037), (257, 1055740), (514, 527870), (1028, 263935), (1285, 211148), (1799, 150820), (2570, 105574), (3598, 75410), (5140, 52787), (7196, 37705), (7541, 35980), (8995, 30164), (15082, 17990)]