290025344

素因数分解:

$2^7\times 7^1\times {\mathrm{47}}^1\times {\mathrm{71}}^1\times {\mathrm{97}}^1$

素因数の和:236

約数の個数: 128

約数和(自身を含む): 690923520

約数和(自身を除く): 400898176

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 47, 56, 64, 71, 94, 97, 112, 128, 142, 188, 194, 224, 284, 329, 376, 388, 448, 497, 568, 658, 679, 752, 776, 896, 994, 1136, 1316, 1358, 1504, 1552, 1988, 2272, 2632, 2716, 3008, 3104, 3337, 3976, 4544, 4559, 5264, 5432, 6016, 6208, 6674, 6887, 7952, 9088, 9118, 10528, 10864, 12416, 13348, 13774, 15904, 18236, 21056, 21728, 23359, 26696, 27548, 31808, 31913, 36472, 42112, 43456, 46718, 48209, 53392, 55096, 63616, 63826, 72944, 86912, 93436, 96418, 106784, 110192, 127652, 145888, 186872, 192836, 213568, 220384, 255304, 291776, 323689, 373744, 385672, 427136, 440768, 510608, 583552, 647378, 747488, 771344, 881536, 1021216, 1294756, 1494976, 1542688, 2042432, 2265823, 2589512, 2989952, 3085376, 4084864, 4531646, 5179024, 6170752, 9063292, 10358048, 18126584, 20716096, 36253168, 41432192, 72506336, 145012672, 290025344]

約数ペア:

[(1, 290025344), (2, 145012672), (4, 72506336), (7, 41432192), (8, 36253168), (14, 20716096), (16, 18126584), (28, 10358048), (32, 9063292), (47, 6170752), (56, 5179024), (64, 4531646), (71, 4084864), (94, 3085376), (97, 2989952), (112, 2589512), (128, 2265823), (142, 2042432), (188, 1542688), (194, 1494976), (224, 1294756), (284, 1021216), (329, 881536), (376, 771344), (388, 747488), (448, 647378), (497, 583552), (568, 510608), (658, 440768), (679, 427136), (752, 385672), (776, 373744), (896, 323689), (994, 291776), (1136, 255304), (1316, 220384), (1358, 213568), (1504, 192836), (1552, 186872), (1988, 145888), (2272, 127652), (2632, 110192), (2716, 106784), (3008, 96418), (3104, 93436), (3337, 86912), (3976, 72944), (4544, 63826), (4559, 63616), (5264, 55096), (5432, 53392), (6016, 48209), (6208, 46718), (6674, 43456), (6887, 42112), (7952, 36472), (9088, 31913), (9118, 31808), (10528, 27548), (10864, 26696), (12416, 23359), (13348, 21728), (13774, 21056), (15904, 18236)]