3205980

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{1979}}^1$

素因数の和:2000

約数の個数: 60

約数和(自身を含む): 10062360

約数和(自身を除く): 6856380

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 81, 90, 108, 135, 162, 180, 270, 324, 405, 540, 810, 1620, 1979, 3958, 5937, 7916, 9895, 11874, 17811, 19790, 23748, 29685, 35622, 39580, 53433, 59370, 71244, 89055, 106866, 118740, 160299, 178110, 213732, 267165, 320598, 356220, 534330, 641196, 801495, 1068660, 1602990, 3205980]

約数ペア:

[(1, 3205980), (2, 1602990), (3, 1068660), (4, 801495), (5, 641196), (6, 534330), (9, 356220), (10, 320598), (12, 267165), (15, 213732), (18, 178110), (20, 160299), (27, 118740), (30, 106866), (36, 89055), (45, 71244), (54, 59370), (60, 53433), (81, 39580), (90, 35622), (108, 29685), (135, 23748), (162, 19790), (180, 17811), (270, 11874), (324, 9895), (405, 7916), (540, 5937), (810, 3958), (1620, 1979)]