215622880

素因数分解:

$2^5\times 5^1\times {\mathrm{11}}^1\times {\mathrm{101}}^1\times {\mathrm{1213}}^1$

素因数の和:1340

約数の個数: 96

約数和(自身を含む): 561683808

約数和(自身を除く): 346060928

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 80, 88, 101, 110, 160, 176, 202, 220, 352, 404, 440, 505, 808, 880, 1010, 1111, 1213, 1616, 1760, 2020, 2222, 2426, 3232, 4040, 4444, 4852, 5555, 6065, 8080, 8888, 9704, 11110, 12130, 13343, 16160, 17776, 19408, 22220, 24260, 26686, 35552, 38816, 44440, 48520, 53372, 66715, 88880, 97040, 106744, 122513, 133430, 177760, 194080, 213488, 245026, 266860, 426976, 490052, 533720, 612565, 980104, 1067440, 1225130, 1347643, 1960208, 2134880, 2450260, 2695286, 3920416, 4900520, 5390572, 6738215, 9801040, 10781144, 13476430, 19602080, 21562288, 26952860, 43124576, 53905720, 107811440, 215622880]

約数ペア:

[(1, 215622880), (2, 107811440), (4, 53905720), (5, 43124576), (8, 26952860), (10, 21562288), (11, 19602080), (16, 13476430), (20, 10781144), (22, 9801040), (32, 6738215), (40, 5390572), (44, 4900520), (55, 3920416), (80, 2695286), (88, 2450260), (101, 2134880), (110, 1960208), (160, 1347643), (176, 1225130), (202, 1067440), (220, 980104), (352, 612565), (404, 533720), (440, 490052), (505, 426976), (808, 266860), (880, 245026), (1010, 213488), (1111, 194080), (1213, 177760), (1616, 133430), (1760, 122513), (2020, 106744), (2222, 97040), (2426, 88880), (3232, 66715), (4040, 53372), (4444, 48520), (4852, 44440), (5555, 38816), (6065, 35552), (8080, 26686), (8888, 24260), (9704, 22220), (11110, 19408), (12130, 17776), (13343, 16160)]