121356620

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{78803}}^1$

素因数の和:78830

約数の個数: 48

約数和(自身を含む): 317737728

約数和(自身を除く): 196381108

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, 78803, 157606, 315212, 394015, 551621, 788030, 866833, 1103242, 1576060, 1733666, 2206484, 2758105, 3467332, 4334165, 5516210, 6067831, 8668330, 11032420, 12135662, 17336660, 24271324, 30339155, 60678310, 121356620]

約数ペア:

[(1, 121356620), (2, 60678310), (4, 30339155), (5, 24271324), (7, 17336660), (10, 12135662), (11, 11032420), (14, 8668330), (20, 6067831), (22, 5516210), (28, 4334165), (35, 3467332), (44, 2758105), (55, 2206484), (70, 1733666), (77, 1576060), (110, 1103242), (140, 866833), (154, 788030), (220, 551621), (308, 394015), (385, 315212), (770, 157606), (1540, 78803)]