81631224

素因数分解:

$2^3\times 3^2\times {\mathrm{251}}^1\times {\mathrm{4517}}^1$

素因数の和:4780

約数の個数: 48

約数和(自身を含む): 222014520

約数和(自身を除く): 140383296

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 251, 502, 753, 1004, 1506, 2008, 2259, 3012, 4517, 4518, 6024, 9034, 9036, 13551, 18068, 18072, 27102, 36136, 40653, 54204, 81306, 108408, 162612, 325224, 1133767, 2267534, 3401301, 4535068, 6802602, 9070136, 10203903, 13605204, 20407806, 27210408, 40815612, 81631224]

約数ペア:

[(1, 81631224), (2, 40815612), (3, 27210408), (4, 20407806), (6, 13605204), (8, 10203903), (9, 9070136), (12, 6802602), (18, 4535068), (24, 3401301), (36, 2267534), (72, 1133767), (251, 325224), (502, 162612), (753, 108408), (1004, 81306), (1506, 54204), (2008, 40653), (2259, 36136), (3012, 27102), (4517, 18072), (4518, 18068), (6024, 13551), (9034, 9036)]