90417780

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{502321}}^1$

素因数の和:502336

約数の個数: 36

約数和(自身を含む): 274267812

約数和(自身を除く): 183850032

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 502321, 1004642, 1506963, 2009284, 2511605, 3013926, 4520889, 5023210, 6027852, 7534815, 9041778, 10046420, 15069630, 18083556, 22604445, 30139260, 45208890, 90417780]

約数ペア:

[(1, 90417780), (2, 45208890), (3, 30139260), (4, 22604445), (5, 18083556), (6, 15069630), (9, 10046420), (10, 9041778), (12, 7534815), (15, 6027852), (18, 5023210), (20, 4520889), (30, 3013926), (36, 2511605), (45, 2009284), (60, 1506963), (90, 1004642), (180, 502321)]