7201980

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{13337}}^1$

素因数の和:13355

約数の個数: 48

約数和(自身を含む): 22407840

約数和(自身を除く): 15205860

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, 13337, 26674, 40011, 53348, 66685, 80022, 120033, 133370, 160044, 200055, 240066, 266740, 360099, 400110, 480132, 600165, 720198, 800220, 1200330, 1440396, 1800495, 2400660, 3600990, 7201980]

約数ペア:

[(1, 7201980), (2, 3600990), (3, 2400660), (4, 1800495), (5, 1440396), (6, 1200330), (9, 800220), (10, 720198), (12, 600165), (15, 480132), (18, 400110), (20, 360099), (27, 266740), (30, 240066), (36, 200055), (45, 160044), (54, 133370), (60, 120033), (90, 80022), (108, 66685), (135, 53348), (180, 40011), (270, 26674), (540, 13337)]