run-as-admin-powershell.bat

@SETLOCAL&SETLOCAL ENABLEDELAYEDEXPANSION&(chcp 65001>NUL)&PUSHD "%~dp0"&(SET SCRIPT_PATH=%~f0)&(SET SCRIPT_DIR=%~dp0)&(SET SCRIPT_NAME=%~nx0)&(SET SCRIPT_BASE_NAME=%~n0)&(SET SCRIPT_EXTENSION=%~x0)&(SET SCRIPT_ARGUMENTS=%*)&(POWERSHELL -NoLogo -Sta -NoProfile -ExecutionPolicy Unrestricted "&([scriptblock]::create('$OutputEncoding=[Console]::OutputEncoding;'+\"`n\"+((gc -Encoding UTF8 -Path \"!SCRIPT_PATH!\"|?{$_.readcount -gt 1})-join\"`n\")))" !SCRIPT_ARGUMENTS!)&(SET EXIT_CODE=!ERRORLEVEL!)&POPD&EXIT !EXIT_CODE!&ENDLOCAL&GOTO :EOF

if(!(([Security.Principal.WindowsPrincipal][Security.Principal.WindowsIdentity]::GetCurrent()).IsInRole([Security.Principal.WindowsBuiltInRole]"Administrator"))){
    Start-Process -FilePath "cmd.exe" -ArgumentList "/c `"$Env:SCRIPT_PATH`"" -verb runas;
    ### 非管理者で実行させたい内容があればこのあたりに記述 ###
    exit;
}
### 以降、管理者で実行させたいPowerShellを記述 ###

参考にさせて頂いた記事
https://qiita.com/mo1/items/7096a4b5a08d836cf4ad
https://qiita.com/Xiacchi/items/765f032733fe904b1e88