161968140

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{299941}}^1$

素因数の和:299959

約数の個数: 48

約数和(自身を含む): 503902560

約数和(自身を除く): 341934420

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 90, 108, 135, 180, 270, 540, 299941, 599882, 899823, 1199764, 1499705, 1799646, 2699469, 2999410, 3599292, 4499115, 5398938, 5998820, 8098407, 8998230, 10797876, 13497345, 16196814, 17996460, 26994690, 32393628, 40492035, 53989380, 80984070, 161968140]

約数ペア:

[(1, 161968140), (2, 80984070), (3, 53989380), (4, 40492035), (5, 32393628), (6, 26994690), (9, 17996460), (10, 16196814), (12, 13497345), (15, 10797876), (18, 8998230), (20, 8098407), (27, 5998820), (30, 5398938), (36, 4499115), (45, 3599292), (54, 2999410), (60, 2699469), (90, 1799646), (108, 1499705), (135, 1199764), (180, 899823), (270, 599882), (540, 299941)]