68410680

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{43853}}^1$

素因数の和:43880

約数の個数: 64

約数和(自身を含む): 221024160

約数和(自身を除く): 152613480

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 30, 39, 40, 52, 60, 65, 78, 104, 120, 130, 156, 195, 260, 312, 390, 520, 780, 1560, 43853, 87706, 131559, 175412, 219265, 263118, 350824, 438530, 526236, 570089, 657795, 877060, 1052472, 1140178, 1315590, 1710267, 1754120, 2280356, 2631180, 2850445, 3420534, 4560712, 5262360, 5700890, 6841068, 8551335, 11401780, 13682136, 17102670, 22803560, 34205340, 68410680]

約数ペア:

[(1, 68410680), (2, 34205340), (3, 22803560), (4, 17102670), (5, 13682136), (6, 11401780), (8, 8551335), (10, 6841068), (12, 5700890), (13, 5262360), (15, 4560712), (20, 3420534), (24, 2850445), (26, 2631180), (30, 2280356), (39, 1754120), (40, 1710267), (52, 1315590), (60, 1140178), (65, 1052472), (78, 877060), (104, 657795), (120, 570089), (130, 526236), (156, 438530), (195, 350824), (260, 263118), (312, 219265), (390, 175412), (520, 131559), (780, 87706), (1560, 43853)]