201664560

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{840269}}^1$

素因数の和:840285

約数の個数: 40

約数和(自身を含む): 625160880

約数和(自身を除く): 423496320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 840269, 1680538, 2520807, 3361076, 4201345, 5041614, 6722152, 8402690, 10083228, 12604035, 13444304, 16805380, 20166456, 25208070, 33610760, 40332912, 50416140, 67221520, 100832280, 201664560]

約数ペア:

[(1, 201664560), (2, 100832280), (3, 67221520), (4, 50416140), (5, 40332912), (6, 33610760), (8, 25208070), (10, 20166456), (12, 16805380), (15, 13444304), (16, 12604035), (20, 10083228), (24, 8402690), (30, 6722152), (40, 5041614), (48, 4201345), (60, 3361076), (80, 2520807), (120, 1680538), (240, 840269)]