261506124

素因数分解:

$2^2\times 3^3\times {\mathrm{11}}^1\times {\mathrm{220123}}^1$

素因数の和:220147

約数の個数: 48

約数和(自身を含む): 739616640

約数和(自身を除く): 478110516

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 18, 22, 27, 33, 36, 44, 54, 66, 99, 108, 132, 198, 297, 396, 594, 1188, 220123, 440246, 660369, 880492, 1320738, 1981107, 2421353, 2641476, 3962214, 4842706, 5943321, 7264059, 7924428, 9685412, 11886642, 14528118, 21792177, 23773284, 29056236, 43584354, 65376531, 87168708, 130753062, 261506124]

約数ペア:

[(1, 261506124), (2, 130753062), (3, 87168708), (4, 65376531), (6, 43584354), (9, 29056236), (11, 23773284), (12, 21792177), (18, 14528118), (22, 11886642), (27, 9685412), (33, 7924428), (36, 7264059), (44, 5943321), (54, 4842706), (66, 3962214), (99, 2641476), (108, 2421353), (132, 1981107), (198, 1320738), (297, 880492), (396, 660369), (594, 440246), (1188, 220123)]