254305980

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{156979}}^1$

素因数の和:157000

約数の個数: 60

約数和(自身を含む): 797772360

約数和(自身を除く): 543466380

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, 156979, 313958, 470937, 627916, 784895, 941874, 1412811, 1569790, 1883748, 2354685, 2825622, 3139580, 4238433, 4709370, 5651244, 7064055, 8476866, 9418740, 12715299, 14128110, 16953732, 21192165, 25430598, 28256220, 42384330, 50861196, 63576495, 84768660, 127152990, 254305980]

約数ペア:

[(1, 254305980), (2, 127152990), (3, 84768660), (4, 63576495), (5, 50861196), (6, 42384330), (9, 28256220), (10, 25430598), (12, 21192165), (15, 16953732), (18, 14128110), (20, 12715299), (27, 9418740), (30, 8476866), (36, 7064055), (45, 5651244), (54, 4709370), (60, 4238433), (81, 3139580), (90, 2825622), (108, 2354685), (135, 1883748), (162, 1569790), (180, 1412811), (270, 941874), (324, 784895), (405, 627916), (540, 470937), (810, 313958), (1620, 156979)]