316768280

素因数分解:

$2^3\times 5^1\times {\mathrm{53}}^1\times {\mathrm{149419}}^1$

素因数の和:149483

約数の個数: 32

約数和(自身を含む): 726181200

約数和(自身を除く): 409412920

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 53, 106, 212, 265, 424, 530, 1060, 2120, 149419, 298838, 597676, 747095, 1195352, 1494190, 2988380, 5976760, 7919207, 15838414, 31676828, 39596035, 63353656, 79192070, 158384140, 316768280]

約数ペア:

[(1, 316768280), (2, 158384140), (4, 79192070), (5, 63353656), (8, 39596035), (10, 31676828), (20, 15838414), (40, 7919207), (53, 5976760), (106, 2988380), (212, 1494190), (265, 1195352), (424, 747095), (530, 597676), (1060, 298838), (2120, 149419)]