238972672

素因数分解:

$2^8\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{1277}}^1$

素因数の和:1353

約数の個数: 72

約数和(自身を含む): 517221936

約数和(自身を除く): 278249264

約数列:

[1, 2, 4, 8, 16, 17, 32, 34, 43, 64, 68, 86, 128, 136, 172, 256, 272, 344, 544, 688, 731, 1088, 1277, 1376, 1462, 2176, 2554, 2752, 2924, 4352, 5108, 5504, 5848, 10216, 11008, 11696, 20432, 21709, 23392, 40864, 43418, 46784, 54911, 81728, 86836, 93568, 109822, 163456, 173672, 187136, 219644, 326912, 347344, 439288, 694688, 878576, 933487, 1389376, 1757152, 1866974, 2778752, 3514304, 3733948, 5557504, 7028608, 7467896, 14057216, 14935792, 29871584, 59743168, 119486336, 238972672]

約数ペア:

[(1, 238972672), (2, 119486336), (4, 59743168), (8, 29871584), (16, 14935792), (17, 14057216), (32, 7467896), (34, 7028608), (43, 5557504), (64, 3733948), (68, 3514304), (86, 2778752), (128, 1866974), (136, 1757152), (172, 1389376), (256, 933487), (272, 878576), (344, 694688), (544, 439288), (688, 347344), (731, 326912), (1088, 219644), (1277, 187136), (1376, 173672), (1462, 163456), (2176, 109822), (2554, 93568), (2752, 86836), (2924, 81728), (4352, 54911), (5108, 46784), (5504, 43418), (5848, 40864), (10216, 23392), (11008, 21709), (11696, 20432)]