139700960

素因数分解:

$2^5\times 5^1\times 7^2\times {\mathrm{103}}^1\times {\mathrm{173}}^1$

素因数の和:305

約数の個数: 144

約数和(自身を含む): 389896416

約数和(自身を除く): 250195456

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 49, 56, 70, 80, 98, 103, 112, 140, 160, 173, 196, 206, 224, 245, 280, 346, 392, 412, 490, 515, 560, 692, 721, 784, 824, 865, 980, 1030, 1120, 1211, 1384, 1442, 1568, 1648, 1730, 1960, 2060, 2422, 2768, 2884, 3296, 3460, 3605, 3920, 4120, 4844, 5047, 5536, 5768, 6055, 6920, 7210, 7840, 8240, 8477, 9688, 10094, 11536, 12110, 13840, 14420, 16480, 16954, 17819, 19376, 20188, 23072, 24220, 25235, 27680, 28840, 33908, 35638, 38752, 40376, 42385, 48440, 50470, 57680, 67816, 71276, 80752, 84770, 89095, 96880, 100940, 115360, 124733, 135632, 142552, 161504, 169540, 178190, 193760, 201880, 249466, 271264, 285104, 339080, 356380, 403760, 498932, 570208, 623665, 678160, 712760, 807520, 873131, 997864, 1247330, 1356320, 1425520, 1746262, 1995728, 2494660, 2851040, 3492524, 3991456, 4365655, 4989320, 6985048, 8731310, 9978640, 13970096, 17462620, 19957280, 27940192, 34925240, 69850480, 139700960]

約数ペア:

[(1, 139700960), (2, 69850480), (4, 34925240), (5, 27940192), (7, 19957280), (8, 17462620), (10, 13970096), (14, 9978640), (16, 8731310), (20, 6985048), (28, 4989320), (32, 4365655), (35, 3991456), (40, 3492524), (49, 2851040), (56, 2494660), (70, 1995728), (80, 1746262), (98, 1425520), (103, 1356320), (112, 1247330), (140, 997864), (160, 873131), (173, 807520), (196, 712760), (206, 678160), (224, 623665), (245, 570208), (280, 498932), (346, 403760), (392, 356380), (412, 339080), (490, 285104), (515, 271264), (560, 249466), (692, 201880), (721, 193760), (784, 178190), (824, 169540), (865, 161504), (980, 142552), (1030, 135632), (1120, 124733), (1211, 115360), (1384, 100940), (1442, 96880), (1568, 89095), (1648, 84770), (1730, 80752), (1960, 71276), (2060, 67816), (2422, 57680), (2768, 50470), (2884, 48440), (3296, 42385), (3460, 40376), (3605, 38752), (3920, 35638), (4120, 33908), (4844, 28840), (5047, 27680), (5536, 25235), (5768, 24220), (6055, 23072), (6920, 20188), (7210, 19376), (7840, 17819), (8240, 16954), (8477, 16480), (9688, 14420), (10094, 13840), (11536, 12110)]