81005940

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{150011}}^1$

素因数の和:150029

約数の個数: 48

約数和(自身を含む): 252020160

約数和(自身を除く): 171014220

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, 150011, 300022, 450033, 600044, 750055, 900066, 1350099, 1500110, 1800132, 2250165, 2700198, 3000220, 4050297, 4500330, 5400396, 6750495, 8100594, 9000660, 13500990, 16201188, 20251485, 27001980, 40502970, 81005940]

約数ペア:

[(1, 81005940), (2, 40502970), (3, 27001980), (4, 20251485), (5, 16201188), (6, 13500990), (9, 9000660), (10, 8100594), (12, 6750495), (15, 5400396), (18, 4500330), (20, 4050297), (27, 3000220), (30, 2700198), (36, 2250165), (45, 1800132), (54, 1500110), (60, 1350099), (90, 900066), (108, 750055), (135, 600044), (180, 450033), (270, 300022), (540, 150011)]