128978808

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{179}}^1\times {\mathrm{4289}}^1$

素因数の和:4484

約数の個数: 64

約数和(自身を含む): 370656000

約数和(自身を除く): 241677192

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 56, 84, 168, 179, 358, 537, 716, 1074, 1253, 1432, 2148, 2506, 3759, 4289, 4296, 5012, 7518, 8578, 10024, 12867, 15036, 17156, 25734, 30023, 30072, 34312, 51468, 60046, 90069, 102936, 120092, 180138, 240184, 360276, 720552, 767731, 1535462, 2303193, 3070924, 4606386, 5374117, 6141848, 9212772, 10748234, 16122351, 18425544, 21496468, 32244702, 42992936, 64489404, 128978808]

約数ペア:

[(1, 128978808), (2, 64489404), (3, 42992936), (4, 32244702), (6, 21496468), (7, 18425544), (8, 16122351), (12, 10748234), (14, 9212772), (21, 6141848), (24, 5374117), (28, 4606386), (42, 3070924), (56, 2303193), (84, 1535462), (168, 767731), (179, 720552), (358, 360276), (537, 240184), (716, 180138), (1074, 120092), (1253, 102936), (1432, 90069), (2148, 60046), (2506, 51468), (3759, 34312), (4289, 30072), (4296, 30023), (5012, 25734), (7518, 17156), (8578, 15036), (10024, 12867)]