612780

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{1459}}^1$

素因数の和:1478

約数の個数: 48

約数和(自身を含む): 1962240

約数和(自身を除く): 1349460

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 1459, 2918, 4377, 5836, 7295, 8754, 10213, 14590, 17508, 20426, 21885, 29180, 30639, 40852, 43770, 51065, 61278, 87540, 102130, 122556, 153195, 204260, 306390, 612780]

約数ペア:

[(1, 612780), (2, 306390), (3, 204260), (4, 153195), (5, 122556), (6, 102130), (7, 87540), (10, 61278), (12, 51065), (14, 43770), (15, 40852), (20, 30639), (21, 29180), (28, 21885), (30, 20426), (35, 17508), (42, 14590), (60, 10213), (70, 8754), (84, 7295), (105, 5836), (140, 4377), (210, 2918), (420, 1459)]