231360920

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{826289}}^1$

素因数の和:826307

約数の個数: 32

約数和(自身を含む): 594928800

約数和(自身を除く): 363567880

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 826289, 1652578, 3305156, 4131445, 5784023, 6610312, 8262890, 11568046, 16525780, 23136092, 28920115, 33051560, 46272184, 57840230, 115680460, 231360920]

約数ペア:

[(1, 231360920), (2, 115680460), (4, 57840230), (5, 46272184), (7, 33051560), (8, 28920115), (10, 23136092), (14, 16525780), (20, 11568046), (28, 8262890), (35, 6610312), (40, 5784023), (56, 4131445), (70, 3305156), (140, 1652578), (280, 826289)]