1661107920

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{6921283}}^1$

素因数の和:6921299

約数の個数: 40

約数和(自身を含む): 5149435296

約数和(自身を除く): 3488327376

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 6921283, 13842566, 20763849, 27685132, 34606415, 41527698, 55370264, 69212830, 83055396, 103819245, 110740528, 138425660, 166110792, 207638490, 276851320, 332221584, 415276980, 553702640, 830553960, 1661107920]

約数ペア:

[(1, 1661107920), (2, 830553960), (3, 553702640), (4, 415276980), (5, 332221584), (6, 276851320), (8, 207638490), (10, 166110792), (12, 138425660), (15, 110740528), (16, 103819245), (20, 83055396), (24, 69212830), (30, 55370264), (40, 41527698), (48, 34606415), (60, 27685132), (80, 20763849), (120, 13842566), (240, 6921283)]