213238656

素因数分解:

$2^7\times 3^4\times {\mathrm{131}}^1\times {\mathrm{157}}^1$

素因数の和:314

約数の個数: 160

約数和(自身を含む): 643511880

約数和(自身を除く): 430273224

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 32, 36, 48, 54, 64, 72, 81, 96, 108, 128, 131, 144, 157, 162, 192, 216, 262, 288, 314, 324, 384, 393, 432, 471, 524, 576, 628, 648, 786, 864, 942, 1048, 1152, 1179, 1256, 1296, 1413, 1572, 1728, 1884, 2096, 2358, 2512, 2592, 2826, 3144, 3456, 3537, 3768, 4192, 4239, 4716, 5024, 5184, 5652, 6288, 7074, 7536, 8384, 8478, 9432, 10048, 10368, 10611, 11304, 12576, 12717, 14148, 15072, 16768, 16956, 18864, 20096, 20567, 21222, 22608, 25152, 25434, 28296, 30144, 33912, 37728, 41134, 42444, 45216, 50304, 50868, 56592, 60288, 61701, 67824, 75456, 82268, 84888, 90432, 101736, 113184, 123402, 135648, 150912, 164536, 169776, 180864, 185103, 203472, 226368, 246804, 271296, 329072, 339552, 370206, 406944, 452736, 493608, 542592, 555309, 658144, 679104, 740412, 813888, 987216, 1110618, 1316288, 1358208, 1480824, 1627776, 1665927, 1974432, 2221236, 2632576, 2961648, 3331854, 3948864, 4442472, 5923296, 6663708, 7897728, 8884944, 11846592, 13327416, 17769888, 23693184, 26654832, 35539776, 53309664, 71079552, 106619328, 213238656]

約数ペア:

[(1, 213238656), (2, 106619328), (3, 71079552), (4, 53309664), (6, 35539776), (8, 26654832), (9, 23693184), (12, 17769888), (16, 13327416), (18, 11846592), (24, 8884944), (27, 7897728), (32, 6663708), (36, 5923296), (48, 4442472), (54, 3948864), (64, 3331854), (72, 2961648), (81, 2632576), (96, 2221236), (108, 1974432), (128, 1665927), (131, 1627776), (144, 1480824), (157, 1358208), (162, 1316288), (192, 1110618), (216, 987216), (262, 813888), (288, 740412), (314, 679104), (324, 658144), (384, 555309), (393, 542592), (432, 493608), (471, 452736), (524, 406944), (576, 370206), (628, 339552), (648, 329072), (786, 271296), (864, 246804), (942, 226368), (1048, 203472), (1152, 185103), (1179, 180864), (1256, 169776), (1296, 164536), (1413, 150912), (1572, 135648), (1728, 123402), (1884, 113184), (2096, 101736), (2358, 90432), (2512, 84888), (2592, 82268), (2826, 75456), (3144, 67824), (3456, 61701), (3537, 60288), (3768, 56592), (4192, 50868), (4239, 50304), (4716, 45216), (5024, 42444), (5184, 41134), (5652, 37728), (6288, 33912), (7074, 30144), (7536, 28296), (8384, 25434), (8478, 25152), (9432, 22608), (10048, 21222), (10368, 20567), (10611, 20096), (11304, 18864), (12576, 16956), (12717, 16768), (14148, 15072)]