121535260

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{78919}}^1$

素因数の和:78946

約数の個数: 48

約数和(自身を含む): 318205440

約数和(自身を除く): 196670180

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 55, 70, 77, 110, 140, 154, 220, 308, 385, 770, 1540, 78919, 157838, 315676, 394595, 552433, 789190, 868109, 1104866, 1578380, 1736218, 2209732, 2762165, 3472436, 4340545, 5524330, 6076763, 8681090, 11048660, 12153526, 17362180, 24307052, 30383815, 60767630, 121535260]

約数ペア:

[(1, 121535260), (2, 60767630), (4, 30383815), (5, 24307052), (7, 17362180), (10, 12153526), (11, 11048660), (14, 8681090), (20, 6076763), (22, 5524330), (28, 4340545), (35, 3472436), (44, 2762165), (55, 2209732), (70, 1736218), (77, 1578380), (110, 1104866), (140, 868109), (154, 789190), (220, 552433), (308, 394595), (385, 315676), (770, 157838), (1540, 78919)]