261722368

素因数分解:

$2^8\times {\mathrm{67}}^1\times {\mathrm{15259}}^1$

素因数の和:15342

約数の個数: 36

約数和(自身を含む): 530254480

約数和(自身を除く): 268532112

約数列:

[1, 2, 4, 8, 16, 32, 64, 67, 128, 134, 256, 268, 536, 1072, 2144, 4288, 8576, 15259, 17152, 30518, 61036, 122072, 244144, 488288, 976576, 1022353, 1953152, 2044706, 3906304, 4089412, 8178824, 16357648, 32715296, 65430592, 130861184, 261722368]

約数ペア:

[(1, 261722368), (2, 130861184), (4, 65430592), (8, 32715296), (16, 16357648), (32, 8178824), (64, 4089412), (67, 3906304), (128, 2044706), (134, 1953152), (256, 1022353), (268, 976576), (536, 488288), (1072, 244144), (2144, 122072), (4288, 61036), (8576, 30518), (15259, 17152)]