249422670

素因数分解:

$2^1\times 3^2\times 5^1\times 7^1\times {\mathrm{395909}}^1$

素因数の和:395929

約数の個数: 48

約数和(自身を含む): 741143520

約数和(自身を除く): 491720850

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 30, 35, 42, 45, 63, 70, 90, 105, 126, 210, 315, 630, 395909, 791818, 1187727, 1979545, 2375454, 2771363, 3563181, 3959090, 5542726, 5938635, 7126362, 8314089, 11877270, 13856815, 16628178, 17815905, 24942267, 27713630, 35631810, 41570445, 49884534, 83140890, 124711335, 249422670]

約数ペア:

[(1, 249422670), (2, 124711335), (3, 83140890), (5, 49884534), (6, 41570445), (7, 35631810), (9, 27713630), (10, 24942267), (14, 17815905), (15, 16628178), (18, 13856815), (21, 11877270), (30, 8314089), (35, 7126362), (42, 5938635), (45, 5542726), (63, 3959090), (70, 3563181), (90, 2771363), (105, 2375454), (126, 1979545), (210, 1187727), (315, 791818), (630, 395909)]