81765288

素因数分解:

$2^3\times 3^4\times {\mathrm{11}}^1\times {\mathrm{11471}}^1$

素因数の和:11500

約数の個数: 80

約数和(自身を含む): 249860160

約数和(自身を除く): 168094872

約数列:

[1, 2, 3, 4, 6, 8, 9, 11, 12, 18, 22, 24, 27, 33, 36, 44, 54, 66, 72, 81, 88, 99, 108, 132, 162, 198, 216, 264, 297, 324, 396, 594, 648, 792, 891, 1188, 1782, 2376, 3564, 7128, 11471, 22942, 34413, 45884, 68826, 91768, 103239, 126181, 137652, 206478, 252362, 275304, 309717, 378543, 412956, 504724, 619434, 757086, 825912, 929151, 1009448, 1135629, 1238868, 1514172, 1858302, 2271258, 2477736, 3028344, 3406887, 3716604, 4542516, 6813774, 7433208, 9085032, 10220661, 13627548, 20441322, 27255096, 40882644, 81765288]

約数ペア:

[(1, 81765288), (2, 40882644), (3, 27255096), (4, 20441322), (6, 13627548), (8, 10220661), (9, 9085032), (11, 7433208), (12, 6813774), (18, 4542516), (22, 3716604), (24, 3406887), (27, 3028344), (33, 2477736), (36, 2271258), (44, 1858302), (54, 1514172), (66, 1238868), (72, 1135629), (81, 1009448), (88, 929151), (99, 825912), (108, 757086), (132, 619434), (162, 504724), (198, 412956), (216, 378543), (264, 309717), (297, 275304), (324, 252362), (396, 206478), (594, 137652), (648, 126181), (792, 103239), (891, 91768), (1188, 68826), (1782, 45884), (2376, 34413), (3564, 22942), (7128, 11471)]