289460367080

素因数分解:

$2^3\times 5^1\times {\mathrm{53}}^1\times {\mathrm{337}}^1\times {\mathrm{405157}}^1$

素因数の和:405558

約数の個数: 64

約数和(自身を含む): 665544943440

約数和(自身を除く): 376084576360

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 53, 106, 212, 265, 337, 424, 530, 674, 1060, 1348, 1685, 2120, 2696, 3370, 6740, 13480, 17861, 35722, 71444, 89305, 142888, 178610, 357220, 405157, 714440, 810314, 1620628, 2025785, 3241256, 4051570, 8103140, 16206280, 21473321, 42946642, 85893284, 107366605, 136537909, 171786568, 214733210, 273075818, 429466420, 546151636, 682689545, 858932840, 1092303272, 1365379090, 2730758180, 5461516360, 7236509177, 14473018354, 28946036708, 36182545885, 57892073416, 72365091770, 144730183540, 289460367080]

約数ペア:

[(1, 289460367080), (2, 144730183540), (4, 72365091770), (5, 57892073416), (8, 36182545885), (10, 28946036708), (20, 14473018354), (40, 7236509177), (53, 5461516360), (106, 2730758180), (212, 1365379090), (265, 1092303272), (337, 858932840), (424, 682689545), (530, 546151636), (674, 429466420), (1060, 273075818), (1348, 214733210), (1685, 171786568), (2120, 136537909), (2696, 107366605), (3370, 85893284), (6740, 42946642), (13480, 21473321), (17861, 16206280), (35722, 8103140), (71444, 4051570), (89305, 3241256), (142888, 2025785), (178610, 1620628), (357220, 810314), (405157, 714440)]