1288140

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{3067}}^1$

素因数の和:3086

約数の個数: 48

約数和(自身を含む): 4123392

約数和(自身を除く): 2835252

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, 3067, 6134, 9201, 12268, 15335, 18402, 21469, 30670, 36804, 42938, 46005, 61340, 64407, 85876, 92010, 107345, 128814, 184020, 214690, 257628, 322035, 429380, 644070, 1288140]

約数ペア:

[(1, 1288140), (2, 644070), (3, 429380), (4, 322035), (5, 257628), (6, 214690), (7, 184020), (10, 128814), (12, 107345), (14, 92010), (15, 85876), (20, 64407), (21, 61340), (28, 46005), (30, 42938), (35, 36804), (42, 30670), (60, 21469), (70, 18402), (84, 15335), (105, 12268), (140, 9201), (210, 6134), (420, 3067)]