140756224

素因数分解:

$2^8\times 7^4\times {\mathrm{229}}^1$

素因数の和:273

約数の個数: 90

約数和(自身を含む): 329201530

約数和(自身を除く): 188445306

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 49, 56, 64, 98, 112, 128, 196, 224, 229, 256, 343, 392, 448, 458, 686, 784, 896, 916, 1372, 1568, 1603, 1792, 1832, 2401, 2744, 3136, 3206, 3664, 4802, 5488, 6272, 6412, 7328, 9604, 10976, 11221, 12544, 12824, 14656, 19208, 21952, 22442, 25648, 29312, 38416, 43904, 44884, 51296, 58624, 76832, 78547, 87808, 89768, 102592, 153664, 157094, 179536, 205184, 307328, 314188, 359072, 410368, 549829, 614656, 628376, 718144, 1099658, 1256752, 1436288, 2199316, 2513504, 2872576, 4398632, 5027008, 8797264, 10054016, 17594528, 20108032, 35189056, 70378112, 140756224]

約数ペア:

[(1, 140756224), (2, 70378112), (4, 35189056), (7, 20108032), (8, 17594528), (14, 10054016), (16, 8797264), (28, 5027008), (32, 4398632), (49, 2872576), (56, 2513504), (64, 2199316), (98, 1436288), (112, 1256752), (128, 1099658), (196, 718144), (224, 628376), (229, 614656), (256, 549829), (343, 410368), (392, 359072), (448, 314188), (458, 307328), (686, 205184), (784, 179536), (896, 157094), (916, 153664), (1372, 102592), (1568, 89768), (1603, 87808), (1792, 78547), (1832, 76832), (2401, 58624), (2744, 51296), (3136, 44884), (3206, 43904), (3664, 38416), (4802, 29312), (5488, 25648), (6272, 22442), (6412, 21952), (7328, 19208), (9604, 14656), (10976, 12824), (11221, 12544)]