90788220

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{504379}}^1$

素因数の和:504394

約数の個数: 36

約数和(自身を含む): 275391480

約数和(自身を除く): 184603260

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 504379, 1008758, 1513137, 2017516, 2521895, 3026274, 4539411, 5043790, 6052548, 7565685, 9078822, 10087580, 15131370, 18157644, 22697055, 30262740, 45394110, 90788220]

約数ペア:

[(1, 90788220), (2, 45394110), (3, 30262740), (4, 22697055), (5, 18157644), (6, 15131370), (9, 10087580), (10, 9078822), (12, 7565685), (15, 6052548), (18, 5043790), (20, 4539411), (30, 3026274), (36, 2521895), (45, 2017516), (60, 1513137), (90, 1008758), (180, 504379)]