218819776

素因数分解:

$2^6\times 7^1\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{307}}^1$

素因数の和:406

約数の個数: 112

約数和(自身を含む): 523215616

約数和(自身を除く): 304395840

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 37, 43, 56, 64, 74, 86, 112, 148, 172, 224, 259, 296, 301, 307, 344, 448, 518, 592, 602, 614, 688, 1036, 1184, 1204, 1228, 1376, 1591, 2072, 2149, 2368, 2408, 2456, 2752, 3182, 4144, 4298, 4816, 4912, 6364, 8288, 8596, 9632, 9824, 11137, 11359, 12728, 13201, 16576, 17192, 19264, 19648, 22274, 22718, 25456, 26402, 34384, 44548, 45436, 50912, 52804, 68768, 79513, 89096, 90872, 92407, 101824, 105608, 137536, 159026, 178192, 181744, 184814, 211216, 318052, 356384, 363488, 369628, 422432, 488437, 636104, 712768, 726976, 739256, 844864, 976874, 1272208, 1478512, 1953748, 2544416, 2957024, 3419059, 3907496, 5088832, 5914048, 6838118, 7814992, 13676236, 15629984, 27352472, 31259968, 54704944, 109409888, 218819776]

約数ペア:

[(1, 218819776), (2, 109409888), (4, 54704944), (7, 31259968), (8, 27352472), (14, 15629984), (16, 13676236), (28, 7814992), (32, 6838118), (37, 5914048), (43, 5088832), (56, 3907496), (64, 3419059), (74, 2957024), (86, 2544416), (112, 1953748), (148, 1478512), (172, 1272208), (224, 976874), (259, 844864), (296, 739256), (301, 726976), (307, 712768), (344, 636104), (448, 488437), (518, 422432), (592, 369628), (602, 363488), (614, 356384), (688, 318052), (1036, 211216), (1184, 184814), (1204, 181744), (1228, 178192), (1376, 159026), (1591, 137536), (2072, 105608), (2149, 101824), (2368, 92407), (2408, 90872), (2456, 89096), (2752, 79513), (3182, 68768), (4144, 52804), (4298, 50912), (4816, 45436), (4912, 44548), (6364, 34384), (8288, 26402), (8596, 25456), (9632, 22718), (9824, 22274), (11137, 19648), (11359, 19264), (12728, 17192), (13201, 16576)]