128857920

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{134227}}^1$

素因数の和:134247

約数の個数: 56

約数和(自身を含む): 409126944

約数和(自身を除く): 280269024

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 160, 192, 240, 320, 480, 960, 134227, 268454, 402681, 536908, 671135, 805362, 1073816, 1342270, 1610724, 2013405, 2147632, 2684540, 3221448, 4026810, 4295264, 5369080, 6442896, 8053620, 8590528, 10738160, 12885792, 16107240, 21476320, 25771584, 32214480, 42952640, 64428960, 128857920]

約数ペア:

[(1, 128857920), (2, 64428960), (3, 42952640), (4, 32214480), (5, 25771584), (6, 21476320), (8, 16107240), (10, 12885792), (12, 10738160), (15, 8590528), (16, 8053620), (20, 6442896), (24, 5369080), (30, 4295264), (32, 4026810), (40, 3221448), (48, 2684540), (60, 2147632), (64, 2013405), (80, 1610724), (96, 1342270), (120, 1073816), (160, 805362), (192, 671135), (240, 536908), (320, 402681), (480, 268454), (960, 134227)]