73321780

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{439}}^1\times {\mathrm{1193}}^1$

素因数の和:1648

約数の個数: 48

約数和(自身を含む): 176520960

約数和(自身を除く): 103199180

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 439, 878, 1193, 1756, 2195, 2386, 3073, 4390, 4772, 5965, 6146, 8351, 8780, 11930, 12292, 15365, 16702, 23860, 30730, 33404, 41755, 61460, 83510, 167020, 523727, 1047454, 2094908, 2618635, 3666089, 5237270, 7332178, 10474540, 14664356, 18330445, 36660890, 73321780]

約数ペア:

[(1, 73321780), (2, 36660890), (4, 18330445), (5, 14664356), (7, 10474540), (10, 7332178), (14, 5237270), (20, 3666089), (28, 2618635), (35, 2094908), (70, 1047454), (140, 523727), (439, 167020), (878, 83510), (1193, 61460), (1756, 41755), (2195, 33404), (2386, 30730), (3073, 23860), (4390, 16702), (4772, 15365), (5965, 12292), (6146, 11930), (8351, 8780)]