245572020

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{454763}}^1$

素因数の和:454781

約数の個数: 48

約数和(自身を含む): 764003520

約数和(自身を除く): 518431500

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 90, 108, 135, 180, 270, 540, 454763, 909526, 1364289, 1819052, 2273815, 2728578, 4092867, 4547630, 5457156, 6821445, 8185734, 9095260, 12278601, 13642890, 16371468, 20464335, 24557202, 27285780, 40928670, 49114404, 61393005, 81857340, 122786010, 245572020]

約数ペア:

[(1, 245572020), (2, 122786010), (3, 81857340), (4, 61393005), (5, 49114404), (6, 40928670), (9, 27285780), (10, 24557202), (12, 20464335), (15, 16371468), (18, 13642890), (20, 12278601), (27, 9095260), (30, 8185734), (36, 6821445), (45, 5457156), (54, 4547630), (60, 4092867), (90, 2728578), (108, 2273815), (135, 1819052), (180, 1364289), (270, 909526), (540, 454763)]