122715880

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{438271}}^1$

素因数の和:438289

約数の個数: 32

約数和(自身を含む): 315555840

約数和(自身を除く): 192839960

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 438271, 876542, 1753084, 2191355, 3067897, 3506168, 4382710, 6135794, 8765420, 12271588, 15339485, 17530840, 24543176, 30678970, 61357940, 122715880]

約数ペア:

[(1, 122715880), (2, 61357940), (4, 30678970), (5, 24543176), (7, 17530840), (8, 15339485), (10, 12271588), (14, 8765420), (20, 6135794), (28, 4382710), (35, 3506168), (40, 3067897), (56, 2191355), (70, 1753084), (140, 876542), (280, 438271)]