7981355880

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{22170433}}^1$

素因数の和:22170450

約数の個数: 48

約数和(自身を含む): 25939407780

約数和(自身を除く): 17958051900

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, 22170433, 44340866, 66511299, 88681732, 110852165, 133022598, 177363464, 199533897, 221704330, 266045196, 332556495, 399067794, 443408660, 532090392, 665112990, 798135588, 886817320, 997669485, 1330225980, 1596271176, 1995338970, 2660451960, 3990677940, 7981355880]

約数ペア:

[(1, 7981355880), (2, 3990677940), (3, 2660451960), (4, 1995338970), (5, 1596271176), (6, 1330225980), (8, 997669485), (9, 886817320), (10, 798135588), (12, 665112990), (15, 532090392), (18, 443408660), (20, 399067794), (24, 332556495), (30, 266045196), (36, 221704330), (40, 199533897), (45, 177363464), (60, 133022598), (72, 110852165), (90, 88681732), (120, 66511299), (180, 44340866), (360, 22170433)]