83205780

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{198109}}^1$

素因数の和:198128

約数の個数: 48

約数和(自身を含む): 266259840

約数和(自身を除く): 183054060

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, 198109, 396218, 594327, 792436, 990545, 1188654, 1386763, 1981090, 2377308, 2773526, 2971635, 3962180, 4160289, 5547052, 5943270, 6933815, 8320578, 11886540, 13867630, 16641156, 20801445, 27735260, 41602890, 83205780]

約数ペア:

[(1, 83205780), (2, 41602890), (3, 27735260), (4, 20801445), (5, 16641156), (6, 13867630), (7, 11886540), (10, 8320578), (12, 6933815), (14, 5943270), (15, 5547052), (20, 4160289), (21, 3962180), (28, 2971635), (30, 2773526), (35, 2377308), (42, 1981090), (60, 1386763), (70, 1188654), (84, 990545), (105, 792436), (140, 594327), (210, 396218), (420, 198109)]