156786990

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{401}}^1\times {\mathrm{13033}}^1$

素因数の和:13444

約数の個数: 32

約数和(自身を含む): 377256096

約数和(自身を除く): 220469106

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 401, 802, 1203, 2005, 2406, 4010, 6015, 12030, 13033, 26066, 39099, 65165, 78198, 130330, 195495, 390990, 5226233, 10452466, 15678699, 26131165, 31357398, 52262330, 78393495, 156786990]

約数ペア:

[(1, 156786990), (2, 78393495), (3, 52262330), (5, 31357398), (6, 26131165), (10, 15678699), (15, 10452466), (30, 5226233), (401, 390990), (802, 195495), (1203, 130330), (2005, 78198), (2406, 65165), (4010, 39099), (6015, 26066), (12030, 13033)]