198389040

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{826621}}^1$

素因数の和:826637

約数の個数: 40

約数和(自身を含む): 615006768

約数和(自身を除く): 416617728

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 826621, 1653242, 2479863, 3306484, 4133105, 4959726, 6612968, 8266210, 9919452, 12399315, 13225936, 16532420, 19838904, 24798630, 33064840, 39677808, 49597260, 66129680, 99194520, 198389040]

約数ペア:

[(1, 198389040), (2, 99194520), (3, 66129680), (4, 49597260), (5, 39677808), (6, 33064840), (8, 24798630), (10, 19838904), (12, 16532420), (15, 13225936), (16, 12399315), (20, 9919452), (24, 8266210), (30, 6612968), (40, 4959726), (48, 4133105), (60, 3306484), (80, 2479863), (120, 1653242), (240, 826621)]