30120396

素因数分解:

$2^2\times 3^1\times {\mathrm{17}}^1\times {\mathrm{19}}^2\times {\mathrm{409}}^1$

素因数の和:471

約数の個数: 72

約数和(自身を含む): 78729840

約数和(自身を除く): 48609444

約数列:

[1, 2, 3, 4, 6, 12, 17, 19, 34, 38, 51, 57, 68, 76, 102, 114, 204, 228, 323, 361, 409, 646, 722, 818, 969, 1083, 1227, 1292, 1444, 1636, 1938, 2166, 2454, 3876, 4332, 4908, 6137, 6953, 7771, 12274, 13906, 15542, 18411, 20859, 23313, 24548, 27812, 31084, 36822, 41718, 46626, 73644, 83436, 93252, 132107, 147649, 264214, 295298, 396321, 442947, 528428, 590596, 792642, 885894, 1585284, 1771788, 2510033, 5020066, 7530099, 10040132, 15060198, 30120396]

約数ペア:

[(1, 30120396), (2, 15060198), (3, 10040132), (4, 7530099), (6, 5020066), (12, 2510033), (17, 1771788), (19, 1585284), (34, 885894), (38, 792642), (51, 590596), (57, 528428), (68, 442947), (76, 396321), (102, 295298), (114, 264214), (204, 147649), (228, 132107), (323, 93252), (361, 83436), (409, 73644), (646, 46626), (722, 41718), (818, 36822), (969, 31084), (1083, 27812), (1227, 24548), (1292, 23313), (1444, 20859), (1636, 18411), (1938, 15542), (2166, 13906), (2454, 12274), (3876, 7771), (4332, 6953), (4908, 6137)]