238368256

素因数分解:

$2^9\times 7^1\times {\mathrm{66509}}^1$

素因数の和:66534

約数の個数: 40

約数和(自身を含む): 544317840

約数和(自身を除く): 305949584

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 128, 224, 256, 448, 512, 896, 1792, 3584, 66509, 133018, 266036, 465563, 532072, 931126, 1064144, 1862252, 2128288, 3724504, 4256576, 7449008, 8513152, 14898016, 17026304, 29796032, 34052608, 59592064, 119184128, 238368256]

約数ペア:

[(1, 238368256), (2, 119184128), (4, 59592064), (7, 34052608), (8, 29796032), (14, 17026304), (16, 14898016), (28, 8513152), (32, 7449008), (56, 4256576), (64, 3724504), (112, 2128288), (128, 1862252), (224, 1064144), (256, 931126), (448, 532072), (512, 465563), (896, 266036), (1792, 133018), (3584, 66509)]