51447120

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{214363}}^1$

素因数の和:214379

約数の個数: 40

約数和(自身を含む): 159486816

約数和(自身を除く): 108039696

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 214363, 428726, 643089, 857452, 1071815, 1286178, 1714904, 2143630, 2572356, 3215445, 3429808, 4287260, 5144712, 6430890, 8574520, 10289424, 12861780, 17149040, 25723560, 51447120]

約数ペア:

[(1, 51447120), (2, 25723560), (3, 17149040), (4, 12861780), (5, 10289424), (6, 8574520), (8, 6430890), (10, 5144712), (12, 4287260), (15, 3429808), (16, 3215445), (20, 2572356), (24, 2143630), (30, 1714904), (40, 1286178), (48, 1071815), (60, 857452), (80, 643089), (120, 428726), (240, 214363)]