268521008

素因数分解:

$2^4\times 7^1\times {\mathrm{31}}^1\times {\mathrm{77339}}^1$

素因数の和:77385

約数の個数: 40

約数和(自身を含む): 613770240

約数和(自身を除く): 345249232

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 31, 56, 62, 112, 124, 217, 248, 434, 496, 868, 1736, 3472, 77339, 154678, 309356, 541373, 618712, 1082746, 1237424, 2165492, 2397509, 4330984, 4795018, 8661968, 9590036, 16782563, 19180072, 33565126, 38360144, 67130252, 134260504, 268521008]

約数ペア:

[(1, 268521008), (2, 134260504), (4, 67130252), (7, 38360144), (8, 33565126), (14, 19180072), (16, 16782563), (28, 9590036), (31, 8661968), (56, 4795018), (62, 4330984), (112, 2397509), (124, 2165492), (217, 1237424), (248, 1082746), (434, 618712), (496, 541373), (868, 309356), (1736, 154678), (3472, 77339)]