210865732

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^2\times {\mathrm{109}}^1\times {\mathrm{571}}^1$

素因数の和:713

約数の個数: 72

約数和(自身を含む): 468628160

約数和(自身を除く): 257762428

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 77, 109, 121, 154, 218, 242, 308, 436, 484, 571, 763, 847, 1142, 1199, 1526, 1694, 2284, 2398, 3052, 3388, 3997, 4796, 6281, 7994, 8393, 12562, 13189, 15988, 16786, 25124, 26378, 33572, 43967, 52756, 62239, 69091, 87934, 92323, 124478, 138182, 175868, 184646, 248956, 276364, 369292, 435673, 483637, 684629, 871346, 967274, 1369258, 1742692, 1934548, 2738516, 4792403, 7530919, 9584806, 15061838, 19169612, 30123676, 52716433, 105432866, 210865732]

約数ペア:

[(1, 210865732), (2, 105432866), (4, 52716433), (7, 30123676), (11, 19169612), (14, 15061838), (22, 9584806), (28, 7530919), (44, 4792403), (77, 2738516), (109, 1934548), (121, 1742692), (154, 1369258), (218, 967274), (242, 871346), (308, 684629), (436, 483637), (484, 435673), (571, 369292), (763, 276364), (847, 248956), (1142, 184646), (1199, 175868), (1526, 138182), (1694, 124478), (2284, 92323), (2398, 87934), (3052, 69091), (3388, 62239), (3997, 52756), (4796, 43967), (6281, 33572), (7994, 26378), (8393, 25124), (12562, 16786), (13189, 15988)]