I have so many product page with "404 not found". How can delete those pages entirely?

[keyurdodiya]

I have around 300 prroduct URL with 404 not found error. I want to remove those pages permanenly. I dont have product ID or thos page. I only 

[oscprofessional]

@keyurdodiya ,

Take a list of all 404 page URLs and redirect the theme to different categories.

[keyurdodiya]

I don't want to redirect. I just wanted to delete them.