143884460

素因数分解:

$2^2\times 5^1\times {\mathrm{73}}^1\times {\mathrm{139}}^1\times {\mathrm{709}}^1$

素因数の和:930

約数の個数: 48

約数和(自身を含む): 308935200

約数和(自身を除く): 165050740

約数列:

[1, 2, 4, 5, 10, 20, 73, 139, 146, 278, 292, 365, 556, 695, 709, 730, 1390, 1418, 1460, 2780, 2836, 3545, 7090, 10147, 14180, 20294, 40588, 50735, 51757, 98551, 101470, 103514, 197102, 202940, 207028, 258785, 394204, 492755, 517570, 985510, 1035140, 1971020, 7194223, 14388446, 28776892, 35971115, 71942230, 143884460]

約数ペア:

[(1, 143884460), (2, 71942230), (4, 35971115), (5, 28776892), (10, 14388446), (20, 7194223), (73, 1971020), (139, 1035140), (146, 985510), (278, 517570), (292, 492755), (365, 394204), (556, 258785), (695, 207028), (709, 202940), (730, 197102), (1390, 103514), (1418, 101470), (1460, 98551), (2780, 51757), (2836, 50735), (3545, 40588), (7090, 20294), (10147, 14180)]