256741560

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{713171}}^1$

素因数の和:713188

約数の個数: 48

約数和(自身を含む): 834411240

約数和(自身を除く): 577669680

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 180, 360, 713171, 1426342, 2139513, 2852684, 3565855, 4279026, 5705368, 6418539, 7131710, 8558052, 10697565, 12837078, 14263420, 17116104, 21395130, 25674156, 28526840, 32092695, 42790260, 51348312, 64185390, 85580520, 128370780, 256741560]

約数ペア:

[(1, 256741560), (2, 128370780), (3, 85580520), (4, 64185390), (5, 51348312), (6, 42790260), (8, 32092695), (9, 28526840), (10, 25674156), (12, 21395130), (15, 17116104), (18, 14263420), (20, 12837078), (24, 10697565), (30, 8558052), (36, 7131710), (40, 6418539), (45, 5705368), (60, 4279026), (72, 3565855), (90, 2852684), (120, 2139513), (180, 1426342), (360, 713171)]