123129984

素因数分解:

$2^7\times 3^1\times {\mathrm{43}}^1\times {\mathrm{7457}}^1$

素因数の和:7517

約数の個数: 64

約数和(自身を含む): 334715040

約数和(自身を除く): 211585056

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 43, 48, 64, 86, 96, 128, 129, 172, 192, 258, 344, 384, 516, 688, 1032, 1376, 2064, 2752, 4128, 5504, 7457, 8256, 14914, 16512, 22371, 29828, 44742, 59656, 89484, 119312, 178968, 238624, 320651, 357936, 477248, 641302, 715872, 954496, 961953, 1282604, 1431744, 1923906, 2565208, 2863488, 3847812, 5130416, 7695624, 10260832, 15391248, 20521664, 30782496, 41043328, 61564992, 123129984]

約数ペア:

[(1, 123129984), (2, 61564992), (3, 41043328), (4, 30782496), (6, 20521664), (8, 15391248), (12, 10260832), (16, 7695624), (24, 5130416), (32, 3847812), (43, 2863488), (48, 2565208), (64, 1923906), (86, 1431744), (96, 1282604), (128, 961953), (129, 954496), (172, 715872), (192, 641302), (258, 477248), (344, 357936), (384, 320651), (516, 238624), (688, 178968), (1032, 119312), (1376, 89484), (2064, 59656), (2752, 44742), (4128, 29828), (5504, 22371), (7457, 16512), (8256, 14914)]