27757980

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{154211}}^1$

素因数の和:154226

約数の個数: 36

約数和(自身を含む): 84199752

約数和(自身を除く): 56441772

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 154211, 308422, 462633, 616844, 771055, 925266, 1387899, 1542110, 1850532, 2313165, 2775798, 3084220, 4626330, 5551596, 6939495, 9252660, 13878990, 27757980]

約数ペア:

[(1, 27757980), (2, 13878990), (3, 9252660), (4, 6939495), (5, 5551596), (6, 4626330), (9, 3084220), (10, 2775798), (12, 2313165), (15, 1850532), (18, 1542110), (20, 1387899), (30, 925266), (36, 771055), (45, 616844), (60, 462633), (90, 308422), (180, 154211)]