90841380

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{216289}}^1$

素因数の和:216308

約数の個数: 48

約数和(自身を含む): 290693760

約数和(自身を除く): 199852380

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, 216289, 432578, 648867, 865156, 1081445, 1297734, 1514023, 2162890, 2595468, 3028046, 3244335, 4325780, 4542069, 6056092, 6488670, 7570115, 9084138, 12977340, 15140230, 18168276, 22710345, 30280460, 45420690, 90841380]

約数ペア:

[(1, 90841380), (2, 45420690), (3, 30280460), (4, 22710345), (5, 18168276), (6, 15140230), (7, 12977340), (10, 9084138), (12, 7570115), (14, 6488670), (15, 6056092), (20, 4542069), (21, 4325780), (28, 3244335), (30, 3028046), (35, 2595468), (42, 2162890), (60, 1514023), (70, 1297734), (84, 1081445), (105, 865156), (140, 648867), (210, 432578), (420, 216289)]