128580984

素因数分解:

$2^3\times 3^2\times 7^1\times {\mathrm{255121}}^1$

素因数の和:255140

約数の個数: 48

約数和(自身を含む): 397990320

約数和(自身を除く): 269409336

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 21, 24, 28, 36, 42, 56, 63, 72, 84, 126, 168, 252, 504, 255121, 510242, 765363, 1020484, 1530726, 1785847, 2040968, 2296089, 3061452, 3571694, 4592178, 5357541, 6122904, 7143388, 9184356, 10715082, 14286776, 16072623, 18368712, 21430164, 32145246, 42860328, 64290492, 128580984]

約数ペア:

[(1, 128580984), (2, 64290492), (3, 42860328), (4, 32145246), (6, 21430164), (7, 18368712), (8, 16072623), (9, 14286776), (12, 10715082), (14, 9184356), (18, 7143388), (21, 6122904), (24, 5357541), (28, 4592178), (36, 3571694), (42, 3061452), (56, 2296089), (63, 2040968), (72, 1785847), (84, 1530726), (126, 1020484), (168, 765363), (252, 510242), (504, 255121)]