247321920

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{257627}}^1$

素因数の和:257647

約数の個数: 56

約数和(自身を含む): 785250144

約数和(自身を除く): 537928224

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, 257627, 515254, 772881, 1030508, 1288135, 1545762, 2061016, 2576270, 3091524, 3864405, 4122032, 5152540, 6183048, 7728810, 8244064, 10305080, 12366096, 15457620, 16488128, 20610160, 24732192, 30915240, 41220320, 49464384, 61830480, 82440640, 123660960, 247321920]

約数ペア:

[(1, 247321920), (2, 123660960), (3, 82440640), (4, 61830480), (5, 49464384), (6, 41220320), (8, 30915240), (10, 24732192), (12, 20610160), (15, 16488128), (16, 15457620), (20, 12366096), (24, 10305080), (30, 8244064), (32, 7728810), (40, 6183048), (48, 5152540), (60, 4122032), (64, 3864405), (80, 3091524), (96, 2576270), (120, 2061016), (160, 1545762), (192, 1288135), (240, 1030508), (320, 772881), (480, 515254), (960, 257627)]