The factors of the number 251,868,672 are: 1, 2, 3, 4, 6, 8, 9, 11, 12, 16, 18, 22, 24, 32, 33, 36, 44, 48, 64, 66, 72, 88, 96, 99, 128, 132, 144, 176, 192, 198, 256, 264, 288, 352, 384, 396, 512, 528, 576, 704, 768, 792, 1056, 1152, 1408, 1536, 1584, 2112, 2304, 2816, 3168, 4224, 4608, 4969, 5632, 6336, 8448, 9938, 12672, 14907, 16896, 19876, 25344, 29814, 39752, 44721, 50688, 54659, 59628, 79504, 89442, 109318, 119256, 159008, 163977, 178884, 218636, 238512, 318016, 327954, 357768, 437272, 477024, 491931, 636032, 655908, 715536, 874544, 954048, 983862, 1272064, 1311816, 1431072, 1749088, 1908096, 1967724, 2544128, 2623632, 2862144, 3498176, 3816192, 3935448, 5247264, 5724288, 6996352, 7632384, 7870896, 10494528, 11448576, 13992704, 15741792, 20989056, 22897152, 27985408, 31483584, 41978112, 62967168, 83956224, 125934336, 251868672.
If you add them up, you will get the total of 251,869,213. Now subtract 251,868,672 to get 541,283,688