137882080

素因数分解:

$2^5\times 5^1\times 7^2\times {\mathrm{43}}^1\times {\mathrm{409}}^1$

素因数の和:481

約数の個数: 144

約数和(自身を含む): 388689840

約数和(自身を除く): 250807760

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 43, 49, 56, 70, 80, 86, 98, 112, 140, 160, 172, 196, 215, 224, 245, 280, 301, 344, 392, 409, 430, 490, 560, 602, 688, 784, 818, 860, 980, 1120, 1204, 1376, 1505, 1568, 1636, 1720, 1960, 2045, 2107, 2408, 2863, 3010, 3272, 3440, 3920, 4090, 4214, 4816, 5726, 6020, 6544, 6880, 7840, 8180, 8428, 9632, 10535, 11452, 12040, 13088, 14315, 16360, 16856, 17587, 20041, 21070, 22904, 24080, 28630, 32720, 33712, 35174, 40082, 42140, 45808, 48160, 57260, 65440, 67424, 70348, 80164, 84280, 87935, 91616, 100205, 114520, 123109, 140696, 160328, 168560, 175870, 200410, 229040, 246218, 281392, 320656, 337120, 351740, 400820, 458080, 492436, 562784, 615545, 641312, 703480, 801640, 861763, 984872, 1231090, 1406960, 1603280, 1723526, 1969744, 2462180, 2813920, 3206560, 3447052, 3939488, 4308815, 4924360, 6894104, 8617630, 9848720, 13788208, 17235260, 19697440, 27576416, 34470520, 68941040, 137882080]

約数ペア:

[(1, 137882080), (2, 68941040), (4, 34470520), (5, 27576416), (7, 19697440), (8, 17235260), (10, 13788208), (14, 9848720), (16, 8617630), (20, 6894104), (28, 4924360), (32, 4308815), (35, 3939488), (40, 3447052), (43, 3206560), (49, 2813920), (56, 2462180), (70, 1969744), (80, 1723526), (86, 1603280), (98, 1406960), (112, 1231090), (140, 984872), (160, 861763), (172, 801640), (196, 703480), (215, 641312), (224, 615545), (245, 562784), (280, 492436), (301, 458080), (344, 400820), (392, 351740), (409, 337120), (430, 320656), (490, 281392), (560, 246218), (602, 229040), (688, 200410), (784, 175870), (818, 168560), (860, 160328), (980, 140696), (1120, 123109), (1204, 114520), (1376, 100205), (1505, 91616), (1568, 87935), (1636, 84280), (1720, 80164), (1960, 70348), (2045, 67424), (2107, 65440), (2408, 57260), (2863, 48160), (3010, 45808), (3272, 42140), (3440, 40082), (3920, 35174), (4090, 33712), (4214, 32720), (4816, 28630), (5726, 24080), (6020, 22904), (6544, 21070), (6880, 20041), (7840, 17587), (8180, 16856), (8428, 16360), (9632, 14315), (10535, 13088), (11452, 12040)]