67881520

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{2819}}^1$

素因数の和:2882

約数の個数: 80

約数和(自身を含む): 184631040

約数和(自身を除く): 116749520

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 43, 56, 70, 80, 86, 112, 140, 172, 215, 280, 301, 344, 430, 560, 602, 688, 860, 1204, 1505, 1720, 2408, 2819, 3010, 3440, 4816, 5638, 6020, 11276, 12040, 14095, 19733, 22552, 24080, 28190, 39466, 45104, 56380, 78932, 98665, 112760, 121217, 157864, 197330, 225520, 242434, 315728, 394660, 484868, 606085, 789320, 848519, 969736, 1212170, 1578640, 1697038, 1939472, 2424340, 3394076, 4242595, 4848680, 6788152, 8485190, 9697360, 13576304, 16970380, 33940760, 67881520]

約数ペア:

[(1, 67881520), (2, 33940760), (4, 16970380), (5, 13576304), (7, 9697360), (8, 8485190), (10, 6788152), (14, 4848680), (16, 4242595), (20, 3394076), (28, 2424340), (35, 1939472), (40, 1697038), (43, 1578640), (56, 1212170), (70, 969736), (80, 848519), (86, 789320), (112, 606085), (140, 484868), (172, 394660), (215, 315728), (280, 242434), (301, 225520), (344, 197330), (430, 157864), (560, 121217), (602, 112760), (688, 98665), (860, 78932), (1204, 56380), (1505, 45104), (1720, 39466), (2408, 28190), (2819, 24080), (3010, 22552), (3440, 19733), (4816, 14095), (5638, 12040), (6020, 11276)]