68418480

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{21929}}^1$

素因数の和:21958

約数の個数: 80

約数和(自身を含む): 228422880

約数和(自身を除く): 160004400

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 39, 40, 48, 52, 60, 65, 78, 80, 104, 120, 130, 156, 195, 208, 240, 260, 312, 390, 520, 624, 780, 1040, 1560, 3120, 21929, 43858, 65787, 87716, 109645, 131574, 175432, 219290, 263148, 285077, 328935, 350864, 438580, 526296, 570154, 657870, 855231, 877160, 1052592, 1140308, 1315740, 1425385, 1710462, 1754320, 2280616, 2631480, 2850770, 3420924, 4276155, 4561232, 5262960, 5701540, 6841848, 8552310, 11403080, 13683696, 17104620, 22806160, 34209240, 68418480]

約数ペア:

[(1, 68418480), (2, 34209240), (3, 22806160), (4, 17104620), (5, 13683696), (6, 11403080), (8, 8552310), (10, 6841848), (12, 5701540), (13, 5262960), (15, 4561232), (16, 4276155), (20, 3420924), (24, 2850770), (26, 2631480), (30, 2280616), (39, 1754320), (40, 1710462), (48, 1425385), (52, 1315740), (60, 1140308), (65, 1052592), (78, 877160), (80, 855231), (104, 657870), (120, 570154), (130, 526296), (156, 438580), (195, 350864), (208, 328935), (240, 285077), (260, 263148), (312, 219290), (390, 175432), (520, 131574), (624, 109645), (780, 87716), (1040, 65787), (1560, 43858), (3120, 21929)]