638877696

素因数分解:

$2^{15}\times 3^1\times {\mathrm{67}}^1\times {\mathrm{97}}^1$

素因数の和:197

約数の個数: 128

約数和(自身を含む): 1746900960

約数和(自身を除く): 1108023264

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 64, 67, 96, 97, 128, 134, 192, 194, 201, 256, 268, 291, 384, 388, 402, 512, 536, 582, 768, 776, 804, 1024, 1072, 1164, 1536, 1552, 1608, 2048, 2144, 2328, 3072, 3104, 3216, 4096, 4288, 4656, 6144, 6208, 6432, 6499, 8192, 8576, 9312, 12288, 12416, 12864, 12998, 16384, 17152, 18624, 19497, 24576, 24832, 25728, 25996, 32768, 34304, 37248, 38994, 49152, 49664, 51456, 51992, 68608, 74496, 77988, 98304, 99328, 102912, 103984, 137216, 148992, 155976, 198656, 205824, 207968, 274432, 297984, 311952, 397312, 411648, 415936, 548864, 595968, 623904, 794624, 823296, 831872, 1097728, 1191936, 1247808, 1589248, 1646592, 1663744, 2195456, 2383872, 2495616, 3178496, 3293184, 3327488, 4767744, 4991232, 6586368, 6654976, 9535488, 9982464, 13309952, 19964928, 26619904, 39929856, 53239808, 79859712, 106479616, 159719424, 212959232, 319438848, 638877696]

約数ペア:

[(1, 638877696), (2, 319438848), (3, 212959232), (4, 159719424), (6, 106479616), (8, 79859712), (12, 53239808), (16, 39929856), (24, 26619904), (32, 19964928), (48, 13309952), (64, 9982464), (67, 9535488), (96, 6654976), (97, 6586368), (128, 4991232), (134, 4767744), (192, 3327488), (194, 3293184), (201, 3178496), (256, 2495616), (268, 2383872), (291, 2195456), (384, 1663744), (388, 1646592), (402, 1589248), (512, 1247808), (536, 1191936), (582, 1097728), (768, 831872), (776, 823296), (804, 794624), (1024, 623904), (1072, 595968), (1164, 548864), (1536, 415936), (1552, 411648), (1608, 397312), (2048, 311952), (2144, 297984), (2328, 274432), (3072, 207968), (3104, 205824), (3216, 198656), (4096, 155976), (4288, 148992), (4656, 137216), (6144, 103984), (6208, 102912), (6432, 99328), (6499, 98304), (8192, 77988), (8576, 74496), (9312, 68608), (12288, 51992), (12416, 51456), (12864, 49664), (12998, 49152), (16384, 38994), (17152, 37248), (18624, 34304), (19497, 32768), (24576, 25996), (24832, 25728)]