157420144

素因数分解:

$2^4\times 7^2\times {\mathrm{199}}^1\times {\mathrm{1009}}^1$

素因数の和:1230

約数の個数: 60

約数和(自身を含む): 356934000

約数和(自身を除く): 199513856

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 49, 56, 98, 112, 196, 199, 392, 398, 784, 796, 1009, 1393, 1592, 2018, 2786, 3184, 4036, 5572, 7063, 8072, 9751, 11144, 14126, 16144, 19502, 22288, 28252, 39004, 49441, 56504, 78008, 98882, 113008, 156016, 197764, 200791, 395528, 401582, 791056, 803164, 1405537, 1606328, 2811074, 3212656, 5622148, 9838759, 11244296, 19677518, 22488592, 39355036, 78710072, 157420144]

約数ペア:

[(1, 157420144), (2, 78710072), (4, 39355036), (7, 22488592), (8, 19677518), (14, 11244296), (16, 9838759), (28, 5622148), (49, 3212656), (56, 2811074), (98, 1606328), (112, 1405537), (196, 803164), (199, 791056), (392, 401582), (398, 395528), (784, 200791), (796, 197764), (1009, 156016), (1393, 113008), (1592, 98882), (2018, 78008), (2786, 56504), (3184, 49441), (4036, 39004), (5572, 28252), (7063, 22288), (8072, 19502), (9751, 16144), (11144, 14126)]