83981340

素因数分解:

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

素因数の和:155539

約数の個数: 48

約数和(自身を含む): 261276960

約数和(自身を除く): 177295620

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 90, 108, 135, 180, 270, 540, 155521, 311042, 466563, 622084, 777605, 933126, 1399689, 1555210, 1866252, 2332815, 2799378, 3110420, 4199067, 4665630, 5598756, 6998445, 8398134, 9331260, 13996890, 16796268, 20995335, 27993780, 41990670, 83981340]

約数ペア:

[(1, 83981340), (2, 41990670), (3, 27993780), (4, 20995335), (5, 16796268), (6, 13996890), (9, 9331260), (10, 8398134), (12, 6998445), (15, 5598756), (18, 4665630), (20, 4199067), (27, 3110420), (30, 2799378), (36, 2332815), (45, 1866252), (54, 1555210), (60, 1399689), (90, 933126), (108, 777605), (135, 622084), (180, 466563), (270, 311042), (540, 155521)]