73402728

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{661}}^2$

素因数の和:1338

約数の個数: 48

約数和(自身を含む): 210039840

約数和(自身を除く): 136637112

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 56, 84, 168, 661, 1322, 1983, 2644, 3966, 4627, 5288, 7932, 9254, 13881, 15864, 18508, 27762, 37016, 55524, 111048, 436921, 873842, 1310763, 1747684, 2621526, 3058447, 3495368, 5243052, 6116894, 9175341, 10486104, 12233788, 18350682, 24467576, 36701364, 73402728]

約数ペア:

[(1, 73402728), (2, 36701364), (3, 24467576), (4, 18350682), (6, 12233788), (7, 10486104), (8, 9175341), (12, 6116894), (14, 5243052), (21, 3495368), (24, 3058447), (28, 2621526), (42, 1747684), (56, 1310763), (84, 873842), (168, 436921), (661, 111048), (1322, 55524), (1983, 37016), (2644, 27762), (3966, 18508), (4627, 15864), (5288, 13881), (7932, 9254)]