67378640

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{120319}}^1$

素因数の和:120339

約数の個数: 40

約数和(自身を含む): 179036160

約数和(自身を除く): 111657520

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 120319, 240638, 481276, 601595, 842233, 962552, 1203190, 1684466, 1925104, 2406380, 3368932, 4211165, 4812760, 6737864, 8422330, 9625520, 13475728, 16844660, 33689320, 67378640]

約数ペア:

[(1, 67378640), (2, 33689320), (4, 16844660), (5, 13475728), (7, 9625520), (8, 8422330), (10, 6737864), (14, 4812760), (16, 4211165), (20, 3368932), (28, 2406380), (35, 1925104), (40, 1684466), (56, 1203190), (70, 962552), (80, 842233), (112, 601595), (140, 481276), (280, 240638), (560, 120319)]