140921568

素因数分解:

$2^5\times 3^2\times {\mathrm{17}}^1\times {\mathrm{107}}^1\times {\mathrm{269}}^1$

素因数の和:409

約数の個数: 144

約数和(自身を含む): 429876720

約数和(自身を除く): 288955152

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 17, 18, 24, 32, 34, 36, 48, 51, 68, 72, 96, 102, 107, 136, 144, 153, 204, 214, 269, 272, 288, 306, 321, 408, 428, 538, 544, 612, 642, 807, 816, 856, 963, 1076, 1224, 1284, 1614, 1632, 1712, 1819, 1926, 2152, 2421, 2448, 2568, 3228, 3424, 3638, 3852, 4304, 4573, 4842, 4896, 5136, 5457, 6456, 7276, 7704, 8608, 9146, 9684, 10272, 10914, 12912, 13719, 14552, 15408, 16371, 18292, 19368, 21828, 25824, 27438, 28783, 29104, 30816, 32742, 36584, 38736, 41157, 43656, 54876, 57566, 58208, 65484, 73168, 77472, 82314, 86349, 87312, 109752, 115132, 130968, 146336, 164628, 172698, 174624, 219504, 230264, 259047, 261936, 329256, 345396, 439008, 460528, 489311, 518094, 523872, 658512, 690792, 921056, 978622, 1036188, 1317024, 1381584, 1467933, 1957244, 2072376, 2763168, 2935866, 3914488, 4144752, 4403799, 5871732, 7828976, 8289504, 8807598, 11743464, 15657952, 17615196, 23486928, 35230392, 46973856, 70460784, 140921568]

約数ペア:

[(1, 140921568), (2, 70460784), (3, 46973856), (4, 35230392), (6, 23486928), (8, 17615196), (9, 15657952), (12, 11743464), (16, 8807598), (17, 8289504), (18, 7828976), (24, 5871732), (32, 4403799), (34, 4144752), (36, 3914488), (48, 2935866), (51, 2763168), (68, 2072376), (72, 1957244), (96, 1467933), (102, 1381584), (107, 1317024), (136, 1036188), (144, 978622), (153, 921056), (204, 690792), (214, 658512), (269, 523872), (272, 518094), (288, 489311), (306, 460528), (321, 439008), (408, 345396), (428, 329256), (538, 261936), (544, 259047), (612, 230264), (642, 219504), (807, 174624), (816, 172698), (856, 164628), (963, 146336), (1076, 130968), (1224, 115132), (1284, 109752), (1614, 87312), (1632, 86349), (1712, 82314), (1819, 77472), (1926, 73168), (2152, 65484), (2421, 58208), (2448, 57566), (2568, 54876), (3228, 43656), (3424, 41157), (3638, 38736), (3852, 36584), (4304, 32742), (4573, 30816), (4842, 29104), (4896, 28783), (5136, 27438), (5457, 25824), (6456, 21828), (7276, 19368), (7704, 18292), (8608, 16371), (9146, 15408), (9684, 14552), (10272, 13719), (10914, 12912)]