218353408

素因数分解:

$2^8\times 7^2\times {\mathrm{13}}^2\times {\mathrm{103}}^1$

素因数の和:159

約数の個数: 162

約数和(自身を含む): 554345064

約数和(自身を除く): 335991656

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 32, 49, 52, 56, 64, 91, 98, 103, 104, 112, 128, 169, 182, 196, 206, 208, 224, 256, 338, 364, 392, 412, 416, 448, 637, 676, 721, 728, 784, 824, 832, 896, 1183, 1274, 1339, 1352, 1442, 1456, 1568, 1648, 1664, 1792, 2366, 2548, 2678, 2704, 2884, 2912, 3136, 3296, 3328, 4732, 5047, 5096, 5356, 5408, 5768, 5824, 6272, 6592, 8281, 9373, 9464, 10094, 10192, 10712, 10816, 11536, 11648, 12544, 13184, 16562, 17407, 18746, 18928, 20188, 20384, 21424, 21632, 23072, 23296, 26368, 33124, 34814, 37492, 37856, 40376, 40768, 42848, 43264, 46144, 65611, 66248, 69628, 74984, 75712, 80752, 81536, 85696, 92288, 121849, 131222, 132496, 139256, 149968, 151424, 161504, 163072, 171392, 184576, 243698, 262444, 264992, 278512, 299936, 302848, 323008, 342784, 487396, 524888, 529984, 557024, 599872, 646016, 852943, 974792, 1049776, 1059968, 1114048, 1199744, 1292032, 1705886, 1949584, 2099552, 2119936, 2228096, 2399488, 3411772, 3899168, 4199104, 4456192, 6823544, 7798336, 8398208, 13647088, 15596672, 16796416, 27294176, 31193344, 54588352, 109176704, 218353408]

約数ペア:

[(1, 218353408), (2, 109176704), (4, 54588352), (7, 31193344), (8, 27294176), (13, 16796416), (14, 15596672), (16, 13647088), (26, 8398208), (28, 7798336), (32, 6823544), (49, 4456192), (52, 4199104), (56, 3899168), (64, 3411772), (91, 2399488), (98, 2228096), (103, 2119936), (104, 2099552), (112, 1949584), (128, 1705886), (169, 1292032), (182, 1199744), (196, 1114048), (206, 1059968), (208, 1049776), (224, 974792), (256, 852943), (338, 646016), (364, 599872), (392, 557024), (412, 529984), (416, 524888), (448, 487396), (637, 342784), (676, 323008), (721, 302848), (728, 299936), (784, 278512), (824, 264992), (832, 262444), (896, 243698), (1183, 184576), (1274, 171392), (1339, 163072), (1352, 161504), (1442, 151424), (1456, 149968), (1568, 139256), (1648, 132496), (1664, 131222), (1792, 121849), (2366, 92288), (2548, 85696), (2678, 81536), (2704, 80752), (2884, 75712), (2912, 74984), (3136, 69628), (3296, 66248), (3328, 65611), (4732, 46144), (5047, 43264), (5096, 42848), (5356, 40768), (5408, 40376), (5768, 37856), (5824, 37492), (6272, 34814), (6592, 33124), (8281, 26368), (9373, 23296), (9464, 23072), (10094, 21632), (10192, 21424), (10712, 20384), (10816, 20188), (11536, 18928), (11648, 18746), (12544, 17407), (13184, 16562)]