128965312

素因数分解:

$2^6\times 7^1\times {\mathrm{19}}^1\times {\mathrm{109}}^1\times {\mathrm{139}}^1$

素因数の和:286

約数の個数: 112

約数和(自身を含む): 312928000

約数和(自身を除く): 183962688

約数列:

[1, 2, 4, 7, 8, 14, 16, 19, 28, 32, 38, 56, 64, 76, 109, 112, 133, 139, 152, 218, 224, 266, 278, 304, 436, 448, 532, 556, 608, 763, 872, 973, 1064, 1112, 1216, 1526, 1744, 1946, 2071, 2128, 2224, 2641, 3052, 3488, 3892, 4142, 4256, 4448, 5282, 6104, 6976, 7784, 8284, 8512, 8896, 10564, 12208, 14497, 15151, 15568, 16568, 18487, 21128, 24416, 28994, 30302, 31136, 33136, 36974, 42256, 48832, 57988, 60604, 62272, 66272, 73948, 84512, 106057, 115976, 121208, 132544, 147896, 169024, 212114, 231952, 242416, 287869, 295792, 424228, 463904, 484832, 575738, 591584, 848456, 927808, 969664, 1151476, 1183168, 1696912, 2015083, 2302952, 3393824, 4030166, 4605904, 6787648, 8060332, 9211808, 16120664, 18423616, 32241328, 64482656, 128965312]

約数ペア:

[(1, 128965312), (2, 64482656), (4, 32241328), (7, 18423616), (8, 16120664), (14, 9211808), (16, 8060332), (19, 6787648), (28, 4605904), (32, 4030166), (38, 3393824), (56, 2302952), (64, 2015083), (76, 1696912), (109, 1183168), (112, 1151476), (133, 969664), (139, 927808), (152, 848456), (218, 591584), (224, 575738), (266, 484832), (278, 463904), (304, 424228), (436, 295792), (448, 287869), (532, 242416), (556, 231952), (608, 212114), (763, 169024), (872, 147896), (973, 132544), (1064, 121208), (1112, 115976), (1216, 106057), (1526, 84512), (1744, 73948), (1946, 66272), (2071, 62272), (2128, 60604), (2224, 57988), (2641, 48832), (3052, 42256), (3488, 36974), (3892, 33136), (4142, 31136), (4256, 30302), (4448, 28994), (5282, 24416), (6104, 21128), (6976, 18487), (7784, 16568), (8284, 15568), (8512, 15151), (8896, 14497), (10564, 12208)]