84735280

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{337}}^1\times {\mathrm{449}}^1$

素因数の和:806

約数の個数: 80

約数和(自身を含む): 226324800

約数和(自身を除く): 141589520

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 337, 449, 560, 674, 898, 1348, 1685, 1796, 2245, 2359, 2696, 3143, 3370, 3592, 4490, 4718, 5392, 6286, 6740, 7184, 8980, 9436, 11795, 12572, 13480, 15715, 17960, 18872, 23590, 25144, 26960, 31430, 35920, 37744, 47180, 50288, 62860, 94360, 125720, 151313, 188720, 251440, 302626, 605252, 756565, 1059191, 1210504, 1513130, 2118382, 2421008, 3026260, 4236764, 5295955, 6052520, 8473528, 10591910, 12105040, 16947056, 21183820, 42367640, 84735280]

約数ペア:

[(1, 84735280), (2, 42367640), (4, 21183820), (5, 16947056), (7, 12105040), (8, 10591910), (10, 8473528), (14, 6052520), (16, 5295955), (20, 4236764), (28, 3026260), (35, 2421008), (40, 2118382), (56, 1513130), (70, 1210504), (80, 1059191), (112, 756565), (140, 605252), (280, 302626), (337, 251440), (449, 188720), (560, 151313), (674, 125720), (898, 94360), (1348, 62860), (1685, 50288), (1796, 47180), (2245, 37744), (2359, 35920), (2696, 31430), (3143, 26960), (3370, 25144), (3592, 23590), (4490, 18872), (4718, 17960), (5392, 15715), (6286, 13480), (6740, 12572), (7184, 11795), (8980, 9436)]