206831744

素因数分解:

$2^7\times 7^4\times {\mathrm{673}}^1$

素因数の和:715

約数の個数: 80

約数和(自身を含む): 481407870

約数和(自身を除く): 274576126

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 49, 56, 64, 98, 112, 128, 196, 224, 343, 392, 448, 673, 686, 784, 896, 1346, 1372, 1568, 2401, 2692, 2744, 3136, 4711, 4802, 5384, 5488, 6272, 9422, 9604, 10768, 10976, 18844, 19208, 21536, 21952, 32977, 37688, 38416, 43072, 43904, 65954, 75376, 76832, 86144, 131908, 150752, 153664, 230839, 263816, 301504, 307328, 461678, 527632, 603008, 923356, 1055264, 1615873, 1846712, 2110528, 3231746, 3693424, 4221056, 6463492, 7386848, 12926984, 14773696, 25853968, 29547392, 51707936, 103415872, 206831744]

約数ペア:

[(1, 206831744), (2, 103415872), (4, 51707936), (7, 29547392), (8, 25853968), (14, 14773696), (16, 12926984), (28, 7386848), (32, 6463492), (49, 4221056), (56, 3693424), (64, 3231746), (98, 2110528), (112, 1846712), (128, 1615873), (196, 1055264), (224, 923356), (343, 603008), (392, 527632), (448, 461678), (673, 307328), (686, 301504), (784, 263816), (896, 230839), (1346, 153664), (1372, 150752), (1568, 131908), (2401, 86144), (2692, 76832), (2744, 75376), (3136, 65954), (4711, 43904), (4802, 43072), (5384, 38416), (5488, 37688), (6272, 32977), (9422, 21952), (9604, 21536), (10768, 19208), (10976, 18844)]