131008140

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{727823}}^1$

素因数の和:727838

約数の個数: 36

約数和(自身を含む): 397391904

約数和(自身を除く): 266383764

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 727823, 1455646, 2183469, 2911292, 3639115, 4366938, 6550407, 7278230, 8733876, 10917345, 13100814, 14556460, 21834690, 26201628, 32752035, 43669380, 65504070, 131008140]

約数ペア:

[(1, 131008140), (2, 65504070), (3, 43669380), (4, 32752035), (5, 26201628), (6, 21834690), (9, 14556460), (10, 13100814), (12, 10917345), (15, 8733876), (18, 7278230), (20, 6550407), (30, 4366938), (36, 3639115), (45, 2911292), (60, 2183469), (90, 1455646), (180, 727823)]