171947840

素因数分解:

$2^6\times 5^1\times {\mathrm{127}}^1\times {\mathrm{4231}}^1$

素因数の和:4375

約数の個数: 56

約数和(自身を含む): 412772352

約数和(自身を除く): 240824512

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 127, 160, 254, 320, 508, 635, 1016, 1270, 2032, 2540, 4064, 4231, 5080, 8128, 8462, 10160, 16924, 20320, 21155, 33848, 40640, 42310, 67696, 84620, 135392, 169240, 270784, 338480, 537337, 676960, 1074674, 1353920, 2149348, 2686685, 4298696, 5373370, 8597392, 10746740, 17194784, 21493480, 34389568, 42986960, 85973920, 171947840]

約数ペア:

[(1, 171947840), (2, 85973920), (4, 42986960), (5, 34389568), (8, 21493480), (10, 17194784), (16, 10746740), (20, 8597392), (32, 5373370), (40, 4298696), (64, 2686685), (80, 2149348), (127, 1353920), (160, 1074674), (254, 676960), (320, 537337), (508, 338480), (635, 270784), (1016, 169240), (1270, 135392), (2032, 84620), (2540, 67696), (4064, 42310), (4231, 40640), (5080, 33848), (8128, 21155), (8462, 20320), (10160, 16924)]