72405465

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{83}}^1\times {\mathrm{311}}^1$

素因数の和:430

約数の個数: 64

約数和(自身を含む): 135862272

約数和(自身を除く): 63456807

約数列:

[1, 3, 5, 11, 15, 17, 33, 51, 55, 83, 85, 165, 187, 249, 255, 311, 415, 561, 913, 933, 935, 1245, 1411, 1555, 2739, 2805, 3421, 4233, 4565, 4665, 5287, 7055, 10263, 13695, 15521, 15861, 17105, 21165, 25813, 26435, 46563, 51315, 58157, 77439, 77605, 79305, 129065, 174471, 232815, 283943, 290785, 387195, 438821, 851829, 872355, 1316463, 1419715, 2194105, 4259145, 4827031, 6582315, 14481093, 24135155, 72405465]

約数ペア:

[(1, 72405465), (3, 24135155), (5, 14481093), (11, 6582315), (15, 4827031), (17, 4259145), (33, 2194105), (51, 1419715), (55, 1316463), (83, 872355), (85, 851829), (165, 438821), (187, 387195), (249, 290785), (255, 283943), (311, 232815), (415, 174471), (561, 129065), (913, 79305), (933, 77605), (935, 77439), (1245, 58157), (1411, 51315), (1555, 46563), (2739, 26435), (2805, 25813), (3421, 21165), (4233, 17105), (4565, 15861), (4665, 15521), (5287, 13695), (7055, 10263)]