82705980

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{196919}}^1$

素因数の和:196938

約数の個数: 48

約数和(自身を含む): 264660480

約数和(自身を除く): 181954500

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, 196919, 393838, 590757, 787676, 984595, 1181514, 1378433, 1969190, 2363028, 2756866, 2953785, 3938380, 4135299, 5513732, 5907570, 6892165, 8270598, 11815140, 13784330, 16541196, 20676495, 27568660, 41352990, 82705980]

約数ペア:

[(1, 82705980), (2, 41352990), (3, 27568660), (4, 20676495), (5, 16541196), (6, 13784330), (7, 11815140), (10, 8270598), (12, 6892165), (14, 5907570), (15, 5513732), (20, 4135299), (21, 3938380), (28, 2953785), (30, 2756866), (35, 2363028), (42, 1969190), (60, 1378433), (70, 1181514), (84, 984595), (105, 787676), (140, 590757), (210, 393838), (420, 196919)]