The factors of the number 17,742,240 are: 1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 32, 36, 37, 40, 45, 48, 54, 60, 72, 74, 80, 81, 90, 96, 108, 111, 120, 135, 144, 148, 160, 162, 180, 185, 216, 222, 240, 270, 288, 296, 324, 333, 360, 370, 405, 432, 444, 480, 540, 555, 592, 648, 666, 720, 740, 810, 864, 888, 999, 1080, 1110, 1184, 1296, 1332, 1369, 1440, 1480, 1620, 1665, 1776, 1998, 2160, 2220, 2592, 2664, 2738, 2960, 2997, 3240, 3330, 3552, 3996, 4107, 4320, 4440, 4995, 5328, 5476, 5920, 5994, 6480, 6660, 6845, 7992, 8214, 8880, 9990, 10656, 10952, 11988, 12321, 12960, 13320, 13690, 14985, 15984, 16428, 17760, 19980, 20535, 21904, 23976, 24642, 26640, 27380, 29970, 31968, 32856, 36963, 39960, 41070, 43808, 47952, 49284, 53280, 54760, 59940, 61605, 65712, 73926, 79920, 82140, 95904, 98568, 109520, 110889, 119880, 123210, 131424, 147852, 159840, 164280, 184815, 197136, 219040, 221778, 239760, 246420, 295704, 328560, 369630, 394272, 443556, 479520, 492840, 554445, 591408, 657120, 739260, 887112, 985680, 1108890, 1182816, 1478520, 1774224, 1971360, 2217780, 2957040, 3548448, 4435560, 5914080, 8871120, 17742240.
If you add them up, you will get the total of 64,353,366.