8640648

素因数分解:

$2^3\times 3^3\times {\mathrm{109}}^1\times {\mathrm{367}}^1$

素因数の和:491

約数の個数: 64

約数和(自身を含む): 24288000

約数和(自身を除く): 15647352

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 54, 72, 108, 109, 216, 218, 327, 367, 436, 654, 734, 872, 981, 1101, 1308, 1468, 1962, 2202, 2616, 2936, 2943, 3303, 3924, 4404, 5886, 6606, 7848, 8808, 9909, 11772, 13212, 19818, 23544, 26424, 39636, 40003, 79272, 80006, 120009, 160012, 240018, 320024, 360027, 480036, 720054, 960072, 1080081, 1440108, 2160162, 2880216, 4320324, 8640648]

約数ペア:

[(1, 8640648), (2, 4320324), (3, 2880216), (4, 2160162), (6, 1440108), (8, 1080081), (9, 960072), (12, 720054), (18, 480036), (24, 360027), (27, 320024), (36, 240018), (54, 160012), (72, 120009), (108, 80006), (109, 79272), (216, 40003), (218, 39636), (327, 26424), (367, 23544), (436, 19818), (654, 13212), (734, 11772), (872, 9909), (981, 8808), (1101, 7848), (1308, 6606), (1468, 5886), (1962, 4404), (2202, 3924), (2616, 3303), (2936, 2943)]