123075328

素因数分解:

$2^8\times {\mathrm{47}}^1\times {\mathrm{53}}^1\times {\mathrm{193}}^1$

素因数の和:309

約数の個数: 72

約数和(自身を含む): 256955328

約数和(自身を除く): 133880000

約数列:

[1, 2, 4, 8, 16, 32, 47, 53, 64, 94, 106, 128, 188, 193, 212, 256, 376, 386, 424, 752, 772, 848, 1504, 1544, 1696, 2491, 3008, 3088, 3392, 4982, 6016, 6176, 6784, 9071, 9964, 10229, 12032, 12352, 13568, 18142, 19928, 20458, 24704, 36284, 39856, 40916, 49408, 72568, 79712, 81832, 145136, 159424, 163664, 290272, 318848, 327328, 480763, 580544, 637696, 654656, 961526, 1161088, 1309312, 1923052, 2322176, 2618624, 3846104, 7692208, 15384416, 30768832, 61537664, 123075328]

約数ペア:

[(1, 123075328), (2, 61537664), (4, 30768832), (8, 15384416), (16, 7692208), (32, 3846104), (47, 2618624), (53, 2322176), (64, 1923052), (94, 1309312), (106, 1161088), (128, 961526), (188, 654656), (193, 637696), (212, 580544), (256, 480763), (376, 327328), (386, 318848), (424, 290272), (752, 163664), (772, 159424), (848, 145136), (1504, 81832), (1544, 79712), (1696, 72568), (2491, 49408), (3008, 40916), (3088, 39856), (3392, 36284), (4982, 24704), (6016, 20458), (6176, 19928), (6784, 18142), (9071, 13568), (9964, 12352), (10229, 12032)]