256220888

素因数分解:

$2^3\times 7^1\times {\mathrm{11}}^2\times {\mathrm{37813}}^1$

素因数の和:37848

約数の個数: 48

約数和(自身を含む): 603511440

約数和(自身を除く): 347290552

約数列:

[1, 2, 4, 7, 8, 11, 14, 22, 28, 44, 56, 77, 88, 121, 154, 242, 308, 484, 616, 847, 968, 1694, 3388, 6776, 37813, 75626, 151252, 264691, 302504, 415943, 529382, 831886, 1058764, 1663772, 2117528, 2911601, 3327544, 4575373, 5823202, 9150746, 11646404, 18301492, 23292808, 32027611, 36602984, 64055222, 128110444, 256220888]

約数ペア:

[(1, 256220888), (2, 128110444), (4, 64055222), (7, 36602984), (8, 32027611), (11, 23292808), (14, 18301492), (22, 11646404), (28, 9150746), (44, 5823202), (56, 4575373), (77, 3327544), (88, 2911601), (121, 2117528), (154, 1663772), (242, 1058764), (308, 831886), (484, 529382), (616, 415943), (847, 302504), (968, 264691), (1694, 151252), (3388, 75626), (6776, 37813)]