The factors of the number 150,811,760 are: 1, 2, 4, 5, 8, 10, 11, 16, 17, 20, 22, 34, 40, 44, 55, 68, 80, 85, 88, 110, 136, 170, 176, 187, 220, 272, 289, 340, 374, 440, 578, 593, 680, 748, 880, 935, 1156, 1186, 1360, 1445, 1496, 1870, 2312, 2372, 2890, 2965, 2992, 3179, 3740, 4624, 4744, 5780, 5930, 6358, 6523, 7480, 9488, 10081, 11560, 11860, 12716, 13046, 14960, 15895, 20162, 23120, 23720, 25432, 26092, 31790, 32615, 40324, 47440, 50405, 50864, 52184, 63580, 65230, 80648, 100810, 104368, 110891, 127160, 130460, 161296, 171377, 201620, 221782, 254320, 260920, 342754, 403240, 443564, 521840, 554455, 685508, 806480, 856885, 887128, 1108910, 1371016, 1713770, 1774256, 1885147, 2217820, 2742032, 3427540, 3770294, 4435640, 6855080, 7540588, 8871280, 9425735, 13710160, 15081176, 18851470, 30162352, 37702940, 75405880, 150811760.
If you add them up, you will get the total of 150,812,016. Now subtract 150,811,760 to get 256,211,296