68547160

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{3623}}^1$

素因数の和:3688

約数の個数: 64

約数和(自身を含む): 172212480

約数和(自身を除く): 103665320

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 43, 44, 55, 86, 88, 110, 172, 215, 220, 344, 430, 440, 473, 860, 946, 1720, 1892, 2365, 3623, 3784, 4730, 7246, 9460, 14492, 18115, 18920, 28984, 36230, 39853, 72460, 79706, 144920, 155789, 159412, 199265, 311578, 318824, 398530, 623156, 778945, 797060, 1246312, 1557890, 1594120, 1713679, 3115780, 3427358, 6231560, 6854716, 8568395, 13709432, 17136790, 34273580, 68547160]

約数ペア:

[(1, 68547160), (2, 34273580), (4, 17136790), (5, 13709432), (8, 8568395), (10, 6854716), (11, 6231560), (20, 3427358), (22, 3115780), (40, 1713679), (43, 1594120), (44, 1557890), (55, 1246312), (86, 797060), (88, 778945), (110, 623156), (172, 398530), (215, 318824), (220, 311578), (344, 199265), (430, 159412), (440, 155789), (473, 144920), (860, 79706), (946, 72460), (1720, 39853), (1892, 36230), (2365, 28984), (3623, 18920), (3784, 18115), (4730, 14492), (7246, 9460)]