83142780

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{197959}}^1$

素因数の和:197978

約数の個数: 48

約数和(自身を含む): 266058240

約数和(自身を除く): 182915460

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, 197959, 395918, 593877, 791836, 989795, 1187754, 1385713, 1979590, 2375508, 2771426, 2969385, 3959180, 4157139, 5542852, 5938770, 6928565, 8314278, 11877540, 13857130, 16628556, 20785695, 27714260, 41571390, 83142780]

約数ペア:

[(1, 83142780), (2, 41571390), (3, 27714260), (4, 20785695), (5, 16628556), (6, 13857130), (7, 11877540), (10, 8314278), (12, 6928565), (14, 5938770), (15, 5542852), (20, 4157139), (21, 3959180), (28, 2969385), (30, 2771426), (35, 2375508), (42, 1979590), (60, 1385713), (70, 1187754), (84, 989795), (105, 791836), (140, 593877), (210, 395918), (420, 197959)]