byteからKiB, MiB, GiBに変換
https://rconv.ongaeshi.me/?q=CYUwZgBARgTA1gCigTwC4gDQQHYEoBQEESaIEA9MTBAFQ064B0qA9gPphMBOLArtsAQwCIAfnyhIAB16oAzm1iIU6LNiz8AlqgJEAbhAC80eCVUNCEGfIgAiAMQBvPQF8ITrahe2ImyAYBCYwAGfFFgSwlwaFI2VjY4TSgzEF0rWTk7JxUQNxzbS2sFJRSsAEZgrFsAaU0AIVs0osVTHKwYSrsAWXrGwoyW5VIsAGZO2wBxXqaBkraIABZxgBVp-vlB0ogAVnGABTWiZrnhiAA2cYBRNfDxACUAYxZsPUY5EFQEVG0AGxAALjsOUA0gyASIZanUsD1IRApnVANYMgEhNQDbxrYsJIAIa8H6oQEVGALXAQYAsCAAHxAZMsOTi7ESyVSYTEQA