78889728

素因数分解:

$2^8\times 3^1\times {\mathrm{139}}^1\times {\mathrm{739}}^1$

素因数の和:897

約数の個数: 72

約数和(自身を含む): 211758400

約数和(自身を除く): 132868672

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 64, 96, 128, 139, 192, 256, 278, 384, 417, 556, 739, 768, 834, 1112, 1478, 1668, 2217, 2224, 2956, 3336, 4434, 4448, 5912, 6672, 8868, 8896, 11824, 13344, 17736, 17792, 23648, 26688, 35472, 35584, 47296, 53376, 70944, 94592, 102721, 106752, 141888, 189184, 205442, 283776, 308163, 410884, 567552, 616326, 821768, 1232652, 1643536, 2465304, 3287072, 4930608, 6574144, 9861216, 13148288, 19722432, 26296576, 39444864, 78889728]

約数ペア:

[(1, 78889728), (2, 39444864), (3, 26296576), (4, 19722432), (6, 13148288), (8, 9861216), (12, 6574144), (16, 4930608), (24, 3287072), (32, 2465304), (48, 1643536), (64, 1232652), (96, 821768), (128, 616326), (139, 567552), (192, 410884), (256, 308163), (278, 283776), (384, 205442), (417, 189184), (556, 141888), (739, 106752), (768, 102721), (834, 94592), (1112, 70944), (1478, 53376), (1668, 47296), (2217, 35584), (2224, 35472), (2956, 26688), (3336, 23648), (4434, 17792), (4448, 17736), (5912, 13344), (6672, 11824), (8868, 8896)]