528780

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{1259}}^1$

素因数の和:1278

約数の個数: 48

約数和(自身を含む): 1693440

約数和(自身を除く): 1164660

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, 1259, 2518, 3777, 5036, 6295, 7554, 8813, 12590, 15108, 17626, 18885, 25180, 26439, 35252, 37770, 44065, 52878, 75540, 88130, 105756, 132195, 176260, 264390, 528780]

約数ペア:

[(1, 528780), (2, 264390), (3, 176260), (4, 132195), (5, 105756), (6, 88130), (7, 75540), (10, 52878), (12, 44065), (14, 37770), (15, 35252), (20, 26439), (21, 25180), (28, 18885), (30, 17626), (35, 15108), (42, 12590), (60, 8813), (70, 7554), (84, 6295), (105, 5036), (140, 3777), (210, 2518), (420, 1259)]