74784420

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{415469}}^1$

素因数の和:415484

約数の個数: 36

約数和(自身を含む): 226846620

約数和(自身を除く): 152062200

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 415469, 830938, 1246407, 1661876, 2077345, 2492814, 3739221, 4154690, 4985628, 6232035, 7478442, 8309380, 12464070, 14956884, 18696105, 24928140, 37392210, 74784420]

約数ペア:

[(1, 74784420), (2, 37392210), (3, 24928140), (4, 18696105), (5, 14956884), (6, 12464070), (9, 8309380), (10, 7478442), (12, 6232035), (15, 4985628), (18, 4154690), (20, 3739221), (30, 2492814), (36, 2077345), (45, 1661876), (60, 1246407), (90, 830938), (180, 415469)]