The factors of the number 144,554,400 are: 1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 17, 18, 20, 24, 25, 30, 32, 34, 36, 40, 45, 48, 50, 51, 60, 68, 72, 75, 80, 85, 90, 96, 100, 102, 120, 136, 144, 150, 153, 160, 170, 180, 200, 204, 225, 240, 255, 272, 288, 300, 306, 340, 360, 400, 408, 425, 450, 480, 510, 544, 600, 612, 680, 720, 765, 800, 816, 850, 900, 1020, 1181, 1200, 1224, 1275, 1360, 1440, 1530, 1632, 1700, 1800, 2040, 2362, 2400, 2448, 2550, 2720, 3060, 3400, 3543, 3600, 3825, 4080, 4724, 4896, 5100, 5905, 6120, 6800, 7086, 7200, 7650, 8160, 9448, 10200, 10629, 11810, 12240, 13600, 14172, 15300, 17715, 18896, 20077, 20400, 21258, 23620, 24480, 28344, 29525, 30600, 35430, 37792, 40154, 40800, 42516, 47240, 53145, 56688, 59050, 60231, 61200, 70860, 80308, 85032, 88575, 94480, 100385, 106290, 113376, 118100, 120462, 122400, 141720, 160616, 170064, 177150, 180693, 188960, 200770, 212580, 236200, 240924, 265725, 283440, 301155, 321232, 340128, 354300, 361386, 401540, 425160, 472400, 481848, 501925, 531450, 566880, 602310, 642464, 708600, 722772, 803080, 850320, 903465, 944800, 963696, 1003850, 1062900, 1204620, 1417200, 1445544, 1505775, 1606160, 1700640, 1806930, 1927392, 2007700, 2125800, 2409240, 2834400, 2891088, 3011550, 3212320, 3613860, 4015400, 4251600, 4517325, 4818480, 5782176, 6023100, 7227720, 8030800, 8503200, 9034650, 9636960, 12046200, 14455440, 16061600, 18069300, 24092400, 28910880, 36138600, 48184800, 72277200, 144554400.
If you add them up, you will get the total of 540,176,364.