2991960

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{8311}}^1$

素因数の和:8328

約数の個数: 48

約数和(自身を含む): 9725040

約数和(自身を除く): 6733080

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, 8311, 16622, 24933, 33244, 41555, 49866, 66488, 74799, 83110, 99732, 124665, 149598, 166220, 199464, 249330, 299196, 332440, 373995, 498660, 598392, 747990, 997320, 1495980, 2991960]

約数ペア:

[(1, 2991960), (2, 1495980), (3, 997320), (4, 747990), (5, 598392), (6, 498660), (8, 373995), (9, 332440), (10, 299196), (12, 249330), (15, 199464), (18, 166220), (20, 149598), (24, 124665), (30, 99732), (36, 83110), (40, 74799), (45, 66488), (60, 49866), (72, 41555), (90, 33244), (120, 24933), (180, 16622), (360, 8311)]