PowerShell
Get-ChildItem C:\  -recurse | where-object {$_.length -gt 524288000} | Sort-Object length | ft fullname, length -auto

 

CMD Console
forfiles /P C:\ /M *.* /S /C "CMD /C if @fsize gtr 524288000 echo @PATH @FSIZE"

 

 

Quelle: https://sumtips.com/tips-n-tricks/find-files-larger-than-a-specific-size-with-powershell-command-prompt/