239718840

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{1997657}}^1$

素因数の和:1997671

約数の個数: 32

約数和(自身を含む): 719156880

約数和(自身を除く): 479438040

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 1997657, 3995314, 5992971, 7990628, 9988285, 11985942, 15981256, 19976570, 23971884, 29964855, 39953140, 47943768, 59929710, 79906280, 119859420, 239718840]

約数ペア:

[(1, 239718840), (2, 119859420), (3, 79906280), (4, 59929710), (5, 47943768), (6, 39953140), (8, 29964855), (10, 23971884), (12, 19976570), (15, 15981256), (20, 11985942), (24, 9988285), (30, 7990628), (40, 5992971), (60, 3995314), (120, 1997657)]