139885312

素因数分解:

$2^8\times 7^1\times {\mathrm{251}}^1\times {\mathrm{311}}^1$

素因数の和:585

約数の個数: 72

約数和(自身を含む): 321414912

約数和(自身を除く): 181529600

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 128, 224, 251, 256, 311, 448, 502, 622, 896, 1004, 1244, 1757, 1792, 2008, 2177, 2488, 3514, 4016, 4354, 4976, 7028, 8032, 8708, 9952, 14056, 16064, 17416, 19904, 28112, 32128, 34832, 39808, 56224, 64256, 69664, 78061, 79616, 112448, 139328, 156122, 224896, 278656, 312244, 449792, 546427, 557312, 624488, 1092854, 1248976, 2185708, 2497952, 4371416, 4995904, 8742832, 9991808, 17485664, 19983616, 34971328, 69942656, 139885312]

約数ペア:

[(1, 139885312), (2, 69942656), (4, 34971328), (7, 19983616), (8, 17485664), (14, 9991808), (16, 8742832), (28, 4995904), (32, 4371416), (56, 2497952), (64, 2185708), (112, 1248976), (128, 1092854), (224, 624488), (251, 557312), (256, 546427), (311, 449792), (448, 312244), (502, 278656), (622, 224896), (896, 156122), (1004, 139328), (1244, 112448), (1757, 79616), (1792, 78061), (2008, 69664), (2177, 64256), (2488, 56224), (3514, 39808), (4016, 34832), (4354, 32128), (4976, 28112), (7028, 19904), (8032, 17416), (8708, 16064), (9952, 14056)]