218121984

素因数分解:

$2^8\times 3^4\times {\mathrm{67}}^1\times {\mathrm{157}}^1$

素因数の和:252

約数の個数: 180

約数和(自身を含む): 664312264

約数和(自身を除く): 446190280

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 32, 36, 48, 54, 64, 67, 72, 81, 96, 108, 128, 134, 144, 157, 162, 192, 201, 216, 256, 268, 288, 314, 324, 384, 402, 432, 471, 536, 576, 603, 628, 648, 768, 804, 864, 942, 1072, 1152, 1206, 1256, 1296, 1413, 1608, 1728, 1809, 1884, 2144, 2304, 2412, 2512, 2592, 2826, 3216, 3456, 3618, 3768, 4239, 4288, 4824, 5024, 5184, 5427, 5652, 6432, 6912, 7236, 7536, 8478, 8576, 9648, 10048, 10368, 10519, 10854, 11304, 12717, 12864, 14472, 15072, 16956, 17152, 19296, 20096, 20736, 21038, 21708, 22608, 25434, 25728, 28944, 30144, 31557, 33912, 38592, 40192, 42076, 43416, 45216, 50868, 51456, 57888, 60288, 63114, 67824, 77184, 84152, 86832, 90432, 94671, 101736, 115776, 120576, 126228, 135648, 154368, 168304, 173664, 180864, 189342, 203472, 231552, 252456, 271296, 284013, 336608, 347328, 361728, 378684, 406944, 463104, 504912, 542592, 568026, 673216, 694656, 757368, 813888, 852039, 1009824, 1085184, 1136052, 1346432, 1389312, 1514736, 1627776, 1704078, 2019648, 2272104, 2692864, 3029472, 3255552, 3408156, 4039296, 4544208, 6058944, 6816312, 8078592, 9088416, 12117888, 13632624, 18176832, 24235776, 27265248, 36353664, 54530496, 72707328, 109060992, 218121984]

約数ペア:

[(1, 218121984), (2, 109060992), (3, 72707328), (4, 54530496), (6, 36353664), (8, 27265248), (9, 24235776), (12, 18176832), (16, 13632624), (18, 12117888), (24, 9088416), (27, 8078592), (32, 6816312), (36, 6058944), (48, 4544208), (54, 4039296), (64, 3408156), (67, 3255552), (72, 3029472), (81, 2692864), (96, 2272104), (108, 2019648), (128, 1704078), (134, 1627776), (144, 1514736), (157, 1389312), (162, 1346432), (192, 1136052), (201, 1085184), (216, 1009824), (256, 852039), (268, 813888), (288, 757368), (314, 694656), (324, 673216), (384, 568026), (402, 542592), (432, 504912), (471, 463104), (536, 406944), (576, 378684), (603, 361728), (628, 347328), (648, 336608), (768, 284013), (804, 271296), (864, 252456), (942, 231552), (1072, 203472), (1152, 189342), (1206, 180864), (1256, 173664), (1296, 168304), (1413, 154368), (1608, 135648), (1728, 126228), (1809, 120576), (1884, 115776), (2144, 101736), (2304, 94671), (2412, 90432), (2512, 86832), (2592, 84152), (2826, 77184), (3216, 67824), (3456, 63114), (3618, 60288), (3768, 57888), (4239, 51456), (4288, 50868), (4824, 45216), (5024, 43416), (5184, 42076), (5427, 40192), (5652, 38592), (6432, 33912), (6912, 31557), (7236, 30144), (7536, 28944), (8478, 25728), (8576, 25434), (9648, 22608), (10048, 21708), (10368, 21038), (10519, 20736), (10854, 20096), (11304, 19296), (12717, 17152), (12864, 16956), (14472, 15072)]