1381320

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{1279}}^1$

素因数の和:1299

約数の個数: 64

約数和(自身を含む): 4608000

約数和(自身を除く): 3226680

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 54, 60, 72, 90, 108, 120, 135, 180, 216, 270, 360, 540, 1080, 1279, 2558, 3837, 5116, 6395, 7674, 10232, 11511, 12790, 15348, 19185, 23022, 25580, 30696, 34533, 38370, 46044, 51160, 57555, 69066, 76740, 92088, 115110, 138132, 153480, 172665, 230220, 276264, 345330, 460440, 690660, 1381320]

約数ペア:

[(1, 1381320), (2, 690660), (3, 460440), (4, 345330), (5, 276264), (6, 230220), (8, 172665), (9, 153480), (10, 138132), (12, 115110), (15, 92088), (18, 76740), (20, 69066), (24, 57555), (27, 51160), (30, 46044), (36, 38370), (40, 34533), (45, 30696), (54, 25580), (60, 23022), (72, 19185), (90, 15348), (108, 12790), (120, 11511), (135, 10232), (180, 7674), (216, 6395), (270, 5116), (360, 3837), (540, 2558), (1080, 1279)]