400490496

素因数分解:

$2^{16}\times 3^2\times 7^1\times {\mathrm{97}}^1$

素因数の和:142

約数の個数: 204

約数和(自身を含む): 1335875632

約数和(自身を除く): 935385136

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 32, 36, 42, 48, 56, 63, 64, 72, 84, 96, 97, 112, 126, 128, 144, 168, 192, 194, 224, 252, 256, 288, 291, 336, 384, 388, 448, 504, 512, 576, 582, 672, 679, 768, 776, 873, 896, 1008, 1024, 1152, 1164, 1344, 1358, 1536, 1552, 1746, 1792, 2016, 2037, 2048, 2304, 2328, 2688, 2716, 3072, 3104, 3492, 3584, 4032, 4074, 4096, 4608, 4656, 5376, 5432, 6111, 6144, 6208, 6984, 7168, 8064, 8148, 8192, 9216, 9312, 10752, 10864, 12222, 12288, 12416, 13968, 14336, 16128, 16296, 16384, 18432, 18624, 21504, 21728, 24444, 24576, 24832, 27936, 28672, 32256, 32592, 32768, 36864, 37248, 43008, 43456, 48888, 49152, 49664, 55872, 57344, 64512, 65184, 65536, 73728, 74496, 86016, 86912, 97776, 98304, 99328, 111744, 114688, 129024, 130368, 147456, 148992, 172032, 173824, 195552, 196608, 198656, 223488, 229376, 258048, 260736, 294912, 297984, 344064, 347648, 391104, 397312, 446976, 458752, 516096, 521472, 589824, 595968, 688128, 695296, 782208, 794624, 893952, 1032192, 1042944, 1191936, 1376256, 1390592, 1564416, 1589248, 1787904, 2064384, 2085888, 2383872, 2781184, 3128832, 3178496, 3575808, 4128768, 4171776, 4767744, 5562368, 6257664, 6356992, 7151616, 8343552, 9535488, 11124736, 12515328, 14303232, 16687104, 19070976, 22249472, 25030656, 28606464, 33374208, 44498944, 50061312, 57212928, 66748416, 100122624, 133496832, 200245248, 400490496]

約数ペア:

[(1, 400490496), (2, 200245248), (3, 133496832), (4, 100122624), (6, 66748416), (7, 57212928), (8, 50061312), (9, 44498944), (12, 33374208), (14, 28606464), (16, 25030656), (18, 22249472), (21, 19070976), (24, 16687104), (28, 14303232), (32, 12515328), (36, 11124736), (42, 9535488), (48, 8343552), (56, 7151616), (63, 6356992), (64, 6257664), (72, 5562368), (84, 4767744), (96, 4171776), (97, 4128768), (112, 3575808), (126, 3178496), (128, 3128832), (144, 2781184), (168, 2383872), (192, 2085888), (194, 2064384), (224, 1787904), (252, 1589248), (256, 1564416), (288, 1390592), (291, 1376256), (336, 1191936), (384, 1042944), (388, 1032192), (448, 893952), (504, 794624), (512, 782208), (576, 695296), (582, 688128), (672, 595968), (679, 589824), (768, 521472), (776, 516096), (873, 458752), (896, 446976), (1008, 397312), (1024, 391104), (1152, 347648), (1164, 344064), (1344, 297984), (1358, 294912), (1536, 260736), (1552, 258048), (1746, 229376), (1792, 223488), (2016, 198656), (2037, 196608), (2048, 195552), (2304, 173824), (2328, 172032), (2688, 148992), (2716, 147456), (3072, 130368), (3104, 129024), (3492, 114688), (3584, 111744), (4032, 99328), (4074, 98304), (4096, 97776), (4608, 86912), (4656, 86016), (5376, 74496), (5432, 73728), (6111, 65536), (6144, 65184), (6208, 64512), (6984, 57344), (7168, 55872), (8064, 49664), (8148, 49152), (8192, 48888), (9216, 43456), (9312, 43008), (10752, 37248), (10864, 36864), (12222, 32768), (12288, 32592), (12416, 32256), (13968, 28672), (14336, 27936), (16128, 24832), (16296, 24576), (16384, 24444), (18432, 21728), (18624, 21504)]