27993780

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{155521}}^1$

素因数の和:155536

約数の個数: 36

約数和(自身を含む): 84915012

約数和(自身を除く): 56921232

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 155521, 311042, 466563, 622084, 777605, 933126, 1399689, 1555210, 1866252, 2332815, 2799378, 3110420, 4665630, 5598756, 6998445, 9331260, 13996890, 27993780]

約数ペア:

[(1, 27993780), (2, 13996890), (3, 9331260), (4, 6998445), (5, 5598756), (6, 4665630), (9, 3110420), (10, 2799378), (12, 2332815), (15, 1866252), (18, 1555210), (20, 1399689), (30, 933126), (36, 777605), (45, 622084), (60, 466563), (90, 311042), (180, 155521)]