54993780

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{305521}}^1$

素因数の和:305536

約数の個数: 36

約数和(自身を含む): 166815012

約数和(自身を除く): 111821232

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 305521, 611042, 916563, 1222084, 1527605, 1833126, 2749689, 3055210, 3666252, 4582815, 5499378, 6110420, 9165630, 10998756, 13748445, 18331260, 27496890, 54993780]

約数ペア:

[(1, 54993780), (2, 27496890), (3, 18331260), (4, 13748445), (5, 10998756), (6, 9165630), (9, 6110420), (10, 5499378), (12, 4582815), (15, 3666252), (18, 3055210), (20, 2749689), (30, 1833126), (36, 1527605), (45, 1222084), (60, 916563), (90, 611042), (180, 305521)]