140606284

素因数分解:

$2^2\times 7^2\times {\mathrm{13}}^1\times {\mathrm{139}}^1\times {\mathrm{397}}^1$

素因数の和:567

約数の個数: 72

約数和(自身を含む): 311251920

約数和(自身を除く): 170645636

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 49, 52, 91, 98, 139, 182, 196, 278, 364, 397, 556, 637, 794, 973, 1274, 1588, 1807, 1946, 2548, 2779, 3614, 3892, 5161, 5558, 6811, 7228, 10322, 11116, 12649, 13622, 19453, 20644, 25298, 27244, 36127, 38906, 50596, 55183, 72254, 77812, 88543, 110366, 144508, 177086, 220732, 252889, 354172, 386281, 505778, 717379, 772562, 1011556, 1434758, 1545124, 2703967, 2869516, 5021653, 5407934, 10043306, 10815868, 20086612, 35151571, 70303142, 140606284]

約数ペア:

[(1, 140606284), (2, 70303142), (4, 35151571), (7, 20086612), (13, 10815868), (14, 10043306), (26, 5407934), (28, 5021653), (49, 2869516), (52, 2703967), (91, 1545124), (98, 1434758), (139, 1011556), (182, 772562), (196, 717379), (278, 505778), (364, 386281), (397, 354172), (556, 252889), (637, 220732), (794, 177086), (973, 144508), (1274, 110366), (1588, 88543), (1807, 77812), (1946, 72254), (2548, 55183), (2779, 50596), (3614, 38906), (3892, 36127), (5161, 27244), (5558, 25298), (6811, 20644), (7228, 19453), (10322, 13622), (11116, 12649)]