15666824240

素因数分解:

$2^4\times 5^1\times {\mathrm{181}}^1\times {\mathrm{199}}^1\times {\mathrm{5437}}^1$

素因数の和:5830

約数の個数: 80

約数和(自身を含む): 36817435200

約数和(自身を除く): 21150610960

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 181, 199, 362, 398, 724, 796, 905, 995, 1448, 1592, 1810, 1990, 2896, 3184, 3620, 3980, 5437, 7240, 7960, 10874, 14480, 15920, 21748, 27185, 36019, 43496, 54370, 72038, 86992, 108740, 144076, 180095, 217480, 288152, 360190, 434960, 576304, 720380, 984097, 1081963, 1440760, 1968194, 2163926, 2881520, 3936388, 4327852, 4920485, 5409815, 7872776, 8655704, 9840970, 10819630, 15745552, 17311408, 19681940, 21639260, 39363880, 43278520, 78727760, 86557040, 195835303, 391670606, 783341212, 979176515, 1566682424, 1958353030, 3133364848, 3916706060, 7833412120, 15666824240]

約数ペア:

[(1, 15666824240), (2, 7833412120), (4, 3916706060), (5, 3133364848), (8, 1958353030), (10, 1566682424), (16, 979176515), (20, 783341212), (40, 391670606), (80, 195835303), (181, 86557040), (199, 78727760), (362, 43278520), (398, 39363880), (724, 21639260), (796, 19681940), (905, 17311408), (995, 15745552), (1448, 10819630), (1592, 9840970), (1810, 8655704), (1990, 7872776), (2896, 5409815), (3184, 4920485), (3620, 4327852), (3980, 3936388), (5437, 2881520), (7240, 2163926), (7960, 1968194), (10874, 1440760), (14480, 1081963), (15920, 984097), (21748, 720380), (27185, 576304), (36019, 434960), (43496, 360190), (54370, 288152), (72038, 217480), (86992, 180095), (108740, 144076)]