128862960

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{536929}}^1$

素因数の和:536945

約数の個数: 40

約数和(自身を含む): 399475920

約数和(自身を除く): 270612960

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 536929, 1073858, 1610787, 2147716, 2684645, 3221574, 4295432, 5369290, 6443148, 8053935, 8590864, 10738580, 12886296, 16107870, 21477160, 25772592, 32215740, 42954320, 64431480, 128862960]

約数ペア:

[(1, 128862960), (2, 64431480), (3, 42954320), (4, 32215740), (5, 25772592), (6, 21477160), (8, 16107870), (10, 12886296), (12, 10738580), (15, 8590864), (16, 8053935), (20, 6443148), (24, 5369290), (30, 4295432), (40, 3221574), (48, 2684645), (60, 2147716), (80, 1610787), (120, 1073858), (240, 536929)]