80615640

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{95971}}^1$

素因数の和:95992

約数の個数: 64

約数和(自身を含む): 276399360

約数和(自身を除く): 195783720

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 168, 210, 280, 420, 840, 95971, 191942, 287913, 383884, 479855, 575826, 671797, 767768, 959710, 1151652, 1343594, 1439565, 1919420, 2015391, 2303304, 2687188, 2879130, 3358985, 3838840, 4030782, 5374376, 5758260, 6717970, 8061564, 10076955, 11516520, 13435940, 16123128, 20153910, 26871880, 40307820, 80615640]

約数ペア:

[(1, 80615640), (2, 40307820), (3, 26871880), (4, 20153910), (5, 16123128), (6, 13435940), (7, 11516520), (8, 10076955), (10, 8061564), (12, 6717970), (14, 5758260), (15, 5374376), (20, 4030782), (21, 3838840), (24, 3358985), (28, 2879130), (30, 2687188), (35, 2303304), (40, 2015391), (42, 1919420), (56, 1439565), (60, 1343594), (70, 1151652), (84, 959710), (105, 767768), (120, 671797), (140, 575826), (168, 479855), (210, 383884), (280, 287913), (420, 191942), (840, 95971)]