256676224

素因数分解:

$2^7\times 7^1\times {\mathrm{286469}}^1$

素因数の和:286490

約数の個数: 32

約数和(自身を含む): 584398800

約数和(自身を除く): 327722576

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 128, 224, 448, 896, 286469, 572938, 1145876, 2005283, 2291752, 4010566, 4583504, 8021132, 9167008, 16042264, 18334016, 32084528, 36668032, 64169056, 128338112, 256676224]

約数ペア:

[(1, 256676224), (2, 128338112), (4, 64169056), (7, 36668032), (8, 32084528), (14, 18334016), (16, 16042264), (28, 9167008), (32, 8021132), (56, 4583504), (64, 4010566), (112, 2291752), (128, 2005283), (224, 1145876), (448, 572938), (896, 286469)]