128126856

素因数分解:

$2^3\times 3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{1009}}^1$

素因数の和:1079

約数の個数: 128

約数和(自身を含む): 386870400

約数和(自身を除く): 258743544

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 13, 22, 24, 26, 33, 37, 39, 44, 52, 66, 74, 78, 88, 104, 111, 132, 143, 148, 156, 222, 264, 286, 296, 312, 407, 429, 444, 481, 572, 814, 858, 888, 962, 1009, 1144, 1221, 1443, 1628, 1716, 1924, 2018, 2442, 2886, 3027, 3256, 3432, 3848, 4036, 4884, 5291, 5772, 6054, 8072, 9768, 10582, 11099, 11544, 12108, 13117, 15873, 21164, 22198, 24216, 26234, 31746, 33297, 37333, 39351, 42328, 44396, 52468, 63492, 66594, 74666, 78702, 88792, 104936, 111999, 126984, 133188, 144287, 149332, 157404, 223998, 266376, 288574, 298664, 314808, 410663, 432861, 447996, 485329, 577148, 821326, 865722, 895992, 970658, 1154296, 1231989, 1455987, 1642652, 1731444, 1941316, 2463978, 2911974, 3285304, 3462888, 3882632, 4927956, 5338619, 5823948, 9855912, 10677238, 11647896, 16015857, 21354476, 32031714, 42708952, 64063428, 128126856]

約数ペア:

[(1, 128126856), (2, 64063428), (3, 42708952), (4, 32031714), (6, 21354476), (8, 16015857), (11, 11647896), (12, 10677238), (13, 9855912), (22, 5823948), (24, 5338619), (26, 4927956), (33, 3882632), (37, 3462888), (39, 3285304), (44, 2911974), (52, 2463978), (66, 1941316), (74, 1731444), (78, 1642652), (88, 1455987), (104, 1231989), (111, 1154296), (132, 970658), (143, 895992), (148, 865722), (156, 821326), (222, 577148), (264, 485329), (286, 447996), (296, 432861), (312, 410663), (407, 314808), (429, 298664), (444, 288574), (481, 266376), (572, 223998), (814, 157404), (858, 149332), (888, 144287), (962, 133188), (1009, 126984), (1144, 111999), (1221, 104936), (1443, 88792), (1628, 78702), (1716, 74666), (1924, 66594), (2018, 63492), (2442, 52468), (2886, 44396), (3027, 42328), (3256, 39351), (3432, 37333), (3848, 33297), (4036, 31746), (4884, 26234), (5291, 24216), (5772, 22198), (6054, 21164), (8072, 15873), (9768, 13117), (10582, 12108), (11099, 11544)]