67144980

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{159869}}^1$

素因数の和:159888

約数の個数: 48

約数和(自身を含む): 214865280

約数和(自身を除く): 147720300

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, 159869, 319738, 479607, 639476, 799345, 959214, 1119083, 1598690, 1918428, 2238166, 2398035, 3197380, 3357249, 4476332, 4796070, 5595415, 6714498, 9592140, 11190830, 13428996, 16786245, 22381660, 33572490, 67144980]

約数ペア:

[(1, 67144980), (2, 33572490), (3, 22381660), (4, 16786245), (5, 13428996), (6, 11190830), (7, 9592140), (10, 6714498), (12, 5595415), (14, 4796070), (15, 4476332), (20, 3357249), (21, 3197380), (28, 2398035), (30, 2238166), (35, 1918428), (42, 1598690), (60, 1119083), (70, 959214), (84, 799345), (105, 639476), (140, 479607), (210, 319738), (420, 159869)]