The factors of the number 261,501,152 are: 1, 2, 4, 8, 11, 16, 22, 32, 44, 53, 88, 106, 107, 131, 176, 212, 214, 262, 352, 424, 428, 524, 583, 848, 856, 1048, 1166, 1177, 1441, 1696, 1712, 2096, 2332, 2354, 2882, 3424, 4192, 4664, 4708, 5671, 5764, 6943, 9328, 9416, 11342, 11528, 13886, 14017, 18656, 18832, 22684, 23056, 27772, 28034, 37664, 45368, 46112, 55544, 56068, 62381, 76373, 90736, 111088, 112136, 124762, 152746, 154187, 181472, 222176, 224272, 249524, 305492, 308374, 448544, 499048, 610984, 616748, 742901, 998096, 1221968, 1233496, 1485802, 1996192, 2443936, 2466992, 2971604, 4933984, 5943208, 8171911, 11886416, 16343822, 23772832, 32687644, 65375288, 130750576, 261501152.
If you add them up, you will get the total of 261,501,472. Now subtract 261,501,152 to get 320,485,792