251641920

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{262127}}^1$

素因数の和:262147

約数の個数: 56

約数和(自身を含む): 798966144

約数和(自身を除く): 547324224

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, 262127, 524254, 786381, 1048508, 1310635, 1572762, 2097016, 2621270, 3145524, 3931905, 4194032, 5242540, 6291048, 7863810, 8388064, 10485080, 12582096, 15727620, 16776128, 20970160, 25164192, 31455240, 41940320, 50328384, 62910480, 83880640, 125820960, 251641920]

約数ペア:

[(1, 251641920), (2, 125820960), (3, 83880640), (4, 62910480), (5, 50328384), (6, 41940320), (8, 31455240), (10, 25164192), (12, 20970160), (15, 16776128), (16, 15727620), (20, 12582096), (24, 10485080), (30, 8388064), (32, 7863810), (40, 6291048), (48, 5242540), (60, 4194032), (64, 3931905), (80, 3145524), (96, 2621270), (120, 2097016), (160, 1572762), (192, 1310635), (240, 1048508), (320, 786381), (480, 524254), (960, 262127)]