280647570

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{1336417}}^1$

素因数の和:1336434

約数の個数: 32

約数和(自身を含む): 769776768

約数和(自身を除く): 489129198

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 70, 105, 210, 1336417, 2672834, 4009251, 6682085, 8018502, 9354919, 13364170, 18709838, 20046255, 28064757, 40092510, 46774595, 56129514, 93549190, 140323785, 280647570]

約数ペア:

[(1, 280647570), (2, 140323785), (3, 93549190), (5, 56129514), (6, 46774595), (7, 40092510), (10, 28064757), (14, 20046255), (15, 18709838), (21, 13364170), (30, 9354919), (35, 8018502), (42, 6682085), (70, 4009251), (105, 2672834), (210, 1336417)]