389917260

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{722069}}^1$

素因数の和:722087

約数の個数: 48

約数和(自身を含む): 1213077600

約数和(自身を除く): 823160340

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, 722069, 1444138, 2166207, 2888276, 3610345, 4332414, 6498621, 7220690, 8664828, 10831035, 12997242, 14441380, 19495863, 21662070, 25994484, 32493105, 38991726, 43324140, 64986210, 77983452, 97479315, 129972420, 194958630, 389917260]

約数ペア:

[(1, 389917260), (2, 194958630), (3, 129972420), (4, 97479315), (5, 77983452), (6, 64986210), (9, 43324140), (10, 38991726), (12, 32493105), (15, 25994484), (18, 21662070), (20, 19495863), (27, 14441380), (30, 12997242), (36, 10831035), (45, 8664828), (54, 7220690), (60, 6498621), (90, 4332414), (108, 3610345), (135, 2888276), (180, 2166207), (270, 1444138), (540, 722069)]