128584008

素因数分解:

$2^3\times 3^2\times 7^1\times {\mathrm{255127}}^1$

素因数の和:255146

約数の個数: 48

約数和(自身を含む): 397999680

約数和(自身を除く): 269415672

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, 255127, 510254, 765381, 1020508, 1530762, 1785889, 2041016, 2296143, 3061524, 3571778, 4592286, 5357667, 6123048, 7143556, 9184572, 10715334, 14287112, 16073001, 18369144, 21430668, 32146002, 42861336, 64292004, 128584008]

約数ペア:

[(1, 128584008), (2, 64292004), (3, 42861336), (4, 32146002), (6, 21430668), (7, 18369144), (8, 16073001), (9, 14287112), (12, 10715334), (14, 9184572), (18, 7143556), (21, 6123048), (24, 5357667), (28, 4592286), (36, 3571778), (42, 3061524), (56, 2296143), (63, 2041016), (72, 1785889), (84, 1530762), (126, 1020508), (168, 765381), (252, 510254), (504, 255127)]