645781248

素因数分解:

$2^8\times 3^5\times 7^1\times {\mathrm{1483}}^1$

素因数の和:1521

約数の個数: 216

約数和(自身を含む): 2208239488

約数和(自身を除く): 1562458240

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 27, 28, 32, 36, 42, 48, 54, 56, 63, 64, 72, 81, 84, 96, 108, 112, 126, 128, 144, 162, 168, 189, 192, 216, 224, 243, 252, 256, 288, 324, 336, 378, 384, 432, 448, 486, 504, 567, 576, 648, 672, 756, 768, 864, 896, 972, 1008, 1134, 1152, 1296, 1344, 1483, 1512, 1701, 1728, 1792, 1944, 2016, 2268, 2304, 2592, 2688, 2966, 3024, 3402, 3456, 3888, 4032, 4449, 4536, 5184, 5376, 5932, 6048, 6804, 6912, 7776, 8064, 8898, 9072, 10368, 10381, 11864, 12096, 13347, 13608, 15552, 16128, 17796, 18144, 20736, 20762, 23728, 24192, 26694, 27216, 31104, 31143, 35592, 36288, 40041, 41524, 47456, 48384, 53388, 54432, 62208, 62286, 71184, 72576, 80082, 83048, 93429, 94912, 106776, 108864, 120123, 124572, 142368, 145152, 160164, 166096, 186858, 189824, 213552, 217728, 240246, 249144, 280287, 284736, 320328, 332192, 360369, 373716, 379648, 427104, 435456, 480492, 498288, 560574, 569472, 640656, 664384, 720738, 747432, 840861, 854208, 960984, 996576, 1121148, 1138944, 1281312, 1328768, 1441476, 1494864, 1681722, 1708416, 1921968, 1993152, 2242296, 2522583, 2562624, 2657536, 2882952, 2989728, 3363444, 3416832, 3843936, 3986304, 4484592, 5045166, 5125248, 5765904, 5979456, 6726888, 7687872, 7972608, 8969184, 10090332, 10250496, 11531808, 11958912, 13453776, 15375744, 17938368, 20180664, 23063616, 23917824, 26907552, 30751488, 35876736, 40361328, 46127232, 53815104, 71753472, 80722656, 92254464, 107630208, 161445312, 215260416, 322890624, 645781248]

約数ペア:

[(1, 645781248), (2, 322890624), (3, 215260416), (4, 161445312), (6, 107630208), (7, 92254464), (8, 80722656), (9, 71753472), (12, 53815104), (14, 46127232), (16, 40361328), (18, 35876736), (21, 30751488), (24, 26907552), (27, 23917824), (28, 23063616), (32, 20180664), (36, 17938368), (42, 15375744), (48, 13453776), (54, 11958912), (56, 11531808), (63, 10250496), (64, 10090332), (72, 8969184), (81, 7972608), (84, 7687872), (96, 6726888), (108, 5979456), (112, 5765904), (126, 5125248), (128, 5045166), (144, 4484592), (162, 3986304), (168, 3843936), (189, 3416832), (192, 3363444), (216, 2989728), (224, 2882952), (243, 2657536), (252, 2562624), (256, 2522583), (288, 2242296), (324, 1993152), (336, 1921968), (378, 1708416), (384, 1681722), (432, 1494864), (448, 1441476), (486, 1328768), (504, 1281312), (567, 1138944), (576, 1121148), (648, 996576), (672, 960984), (756, 854208), (768, 840861), (864, 747432), (896, 720738), (972, 664384), (1008, 640656), (1134, 569472), (1152, 560574), (1296, 498288), (1344, 480492), (1483, 435456), (1512, 427104), (1701, 379648), (1728, 373716), (1792, 360369), (1944, 332192), (2016, 320328), (2268, 284736), (2304, 280287), (2592, 249144), (2688, 240246), (2966, 217728), (3024, 213552), (3402, 189824), (3456, 186858), (3888, 166096), (4032, 160164), (4449, 145152), (4536, 142368), (5184, 124572), (5376, 120123), (5932, 108864), (6048, 106776), (6804, 94912), (6912, 93429), (7776, 83048), (8064, 80082), (8898, 72576), (9072, 71184), (10368, 62286), (10381, 62208), (11864, 54432), (12096, 53388), (13347, 48384), (13608, 47456), (15552, 41524), (16128, 40041), (17796, 36288), (18144, 35592), (20736, 31143), (20762, 31104), (23728, 27216), (24192, 26694)]