128442816

素因数分解:

$2^6\times 3^2\times {\mathrm{222991}}^1$

素因数の和:223009

約数の個数: 42

約数和(自身を含む): 368159792

約数和(自身を除く): 239716976

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 64, 72, 96, 144, 192, 288, 576, 222991, 445982, 668973, 891964, 1337946, 1783928, 2006919, 2675892, 3567856, 4013838, 5351784, 7135712, 8027676, 10703568, 14271424, 16055352, 21407136, 32110704, 42814272, 64221408, 128442816]

約数ペア:

[(1, 128442816), (2, 64221408), (3, 42814272), (4, 32110704), (6, 21407136), (8, 16055352), (9, 14271424), (12, 10703568), (16, 8027676), (18, 7135712), (24, 5351784), (32, 4013838), (36, 3567856), (48, 2675892), (64, 2006919), (72, 1783928), (96, 1337946), (144, 891964), (192, 668973), (288, 445982), (576, 222991)]