The factors of the number 726,211,136 are: 1, 2, 4, 7, 8, 14, 16, 28, 32, 37, 56, 64, 74, 112, 148, 193, 224, 227, 259, 296, 386, 448, 454, 518, 592, 772, 908, 1036, 1184, 1351, 1544, 1589, 1816, 2072, 2368, 2702, 3088, 3178, 3632, 4144, 5404, 6176, 6356, 7141, 7264, 8288, 8399, 10808, 12352, 12712, 14282, 14528, 16576, 16798, 21616, 25424, 28564, 33596, 43232, 43811, 49987, 50848, 57128, 58793, 67192, 86464, 87622, 99974, 101696, 114256, 117586, 134384, 175244, 199948, 228512, 235172, 268768, 306677, 350488, 399896, 457024, 470344, 537536, 613354, 700976, 799792, 940688, 1226708, 1401952, 1599584, 1621007, 1881376, 2453416, 2803904, 3199168, 3242014, 3762752, 4906832, 6484028, 9813664, 11347049, 12968056, 19627328, 22694098, 25936112, 45388196, 51872224, 90776392, 103744448, 181552784, 363105568, 726211136.
If you add them up, you will get the total of 1,707,709,056.