1368780

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{3259}}^1$

素因数の和:3278

約数の個数: 48

約数和(自身を含む): 4381440

約数和(自身を除く): 3012660

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, 3259, 6518, 9777, 13036, 16295, 19554, 22813, 32590, 39108, 45626, 48885, 65180, 68439, 91252, 97770, 114065, 136878, 195540, 228130, 273756, 342195, 456260, 684390, 1368780]

約数ペア:

[(1, 1368780), (2, 684390), (3, 456260), (4, 342195), (5, 273756), (6, 228130), (7, 195540), (10, 136878), (12, 114065), (14, 97770), (15, 91252), (20, 68439), (21, 65180), (28, 48885), (30, 45626), (35, 39108), (42, 32590), (60, 22813), (70, 19554), (84, 16295), (105, 13036), (140, 9777), (210, 6518), (420, 3259)]