149867840

素因数分解:

$2^6\times 5^1\times {\mathrm{101}}^1\times {\mathrm{4637}}^1$

素因数の和:4755

約数の個数: 56

約数和(自身を含む): 360483912

約数和(自身を除く): 210616072

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 101, 160, 202, 320, 404, 505, 808, 1010, 1616, 2020, 3232, 4040, 4637, 6464, 8080, 9274, 16160, 18548, 23185, 32320, 37096, 46370, 74192, 92740, 148384, 185480, 296768, 370960, 468337, 741920, 936674, 1483840, 1873348, 2341685, 3746696, 4683370, 7493392, 9366740, 14986784, 18733480, 29973568, 37466960, 74933920, 149867840]

約数ペア:

[(1, 149867840), (2, 74933920), (4, 37466960), (5, 29973568), (8, 18733480), (10, 14986784), (16, 9366740), (20, 7493392), (32, 4683370), (40, 3746696), (64, 2341685), (80, 1873348), (101, 1483840), (160, 936674), (202, 741920), (320, 468337), (404, 370960), (505, 296768), (808, 185480), (1010, 148384), (1616, 92740), (2020, 74192), (3232, 46370), (4040, 37096), (4637, 32320), (6464, 23185), (8080, 18548), (9274, 16160)]