123603328

素因数分解:

$2^7\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{1321}}^1$

素因数の和:1395

約数の個数: 64

約数和(自身を含む): 266991120

約数和(自身を除く): 143387792

約数列:

[1, 2, 4, 8, 16, 17, 32, 34, 43, 64, 68, 86, 128, 136, 172, 272, 344, 544, 688, 731, 1088, 1321, 1376, 1462, 2176, 2642, 2752, 2924, 5284, 5504, 5848, 10568, 11696, 21136, 22457, 23392, 42272, 44914, 46784, 56803, 84544, 89828, 93568, 113606, 169088, 179656, 227212, 359312, 454424, 718624, 908848, 965651, 1437248, 1817696, 1931302, 2874496, 3635392, 3862604, 7270784, 7725208, 15450416, 30900832, 61801664, 123603328]

約数ペア:

[(1, 123603328), (2, 61801664), (4, 30900832), (8, 15450416), (16, 7725208), (17, 7270784), (32, 3862604), (34, 3635392), (43, 2874496), (64, 1931302), (68, 1817696), (86, 1437248), (128, 965651), (136, 908848), (172, 718624), (272, 454424), (344, 359312), (544, 227212), (688, 179656), (731, 169088), (1088, 113606), (1321, 93568), (1376, 89828), (1462, 84544), (2176, 56803), (2642, 46784), (2752, 44914), (2924, 42272), (5284, 23392), (5504, 22457), (5848, 21136), (10568, 11696)]