81277152

素因数分解:

$2^5\times 3^1\times {\mathrm{11}}^2\times {\mathrm{6997}}^1$

素因数の和:7032

約数の個数: 72

約数和(自身を含む): 234544968

約数和(自身を除く): 153267816

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 16, 22, 24, 32, 33, 44, 48, 66, 88, 96, 121, 132, 176, 242, 264, 352, 363, 484, 528, 726, 968, 1056, 1452, 1936, 2904, 3872, 5808, 6997, 11616, 13994, 20991, 27988, 41982, 55976, 76967, 83964, 111952, 153934, 167928, 223904, 230901, 307868, 335856, 461802, 615736, 671712, 846637, 923604, 1231472, 1693274, 1847208, 2462944, 2539911, 3386548, 3694416, 5079822, 6773096, 7388832, 10159644, 13546192, 20319288, 27092384, 40638576, 81277152]

約数ペア:

[(1, 81277152), (2, 40638576), (3, 27092384), (4, 20319288), (6, 13546192), (8, 10159644), (11, 7388832), (12, 6773096), (16, 5079822), (22, 3694416), (24, 3386548), (32, 2539911), (33, 2462944), (44, 1847208), (48, 1693274), (66, 1231472), (88, 923604), (96, 846637), (121, 671712), (132, 615736), (176, 461802), (242, 335856), (264, 307868), (352, 230901), (363, 223904), (484, 167928), (528, 153934), (726, 111952), (968, 83964), (1056, 76967), (1452, 55976), (1936, 41982), (2904, 27988), (3872, 20991), (5808, 13994), (6997, 11616)]