320670

素因数分解:

$2^1\times 3^2\times 5^1\times 7^1\times {\mathrm{509}}^1$

素因数の和:529

約数の個数: 48

約数和(自身を含む): 954720

約数和(自身を除く): 634050

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, 509, 630, 1018, 1527, 2545, 3054, 3563, 4581, 5090, 7126, 7635, 9162, 10689, 15270, 17815, 21378, 22905, 32067, 35630, 45810, 53445, 64134, 106890, 160335, 320670]

約数ペア:

[(1, 320670), (2, 160335), (3, 106890), (5, 64134), (6, 53445), (7, 45810), (9, 35630), (10, 32067), (14, 22905), (15, 21378), (18, 17815), (21, 15270), (30, 10689), (35, 9162), (42, 7635), (45, 7126), (63, 5090), (70, 4581), (90, 3563), (105, 3054), (126, 2545), (210, 1527), (315, 1018), (509, 630)]