66457020

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{158231}}^1$

素因数の和:158250

約数の個数: 48

約数和(自身を含む): 212663808

約数和(自身を除く): 146206788

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, 158231, 316462, 474693, 632924, 791155, 949386, 1107617, 1582310, 1898772, 2215234, 2373465, 3164620, 3322851, 4430468, 4746930, 5538085, 6645702, 9493860, 11076170, 13291404, 16614255, 22152340, 33228510, 66457020]

約数ペア:

[(1, 66457020), (2, 33228510), (3, 22152340), (4, 16614255), (5, 13291404), (6, 11076170), (7, 9493860), (10, 6645702), (12, 5538085), (14, 4746930), (15, 4430468), (20, 3322851), (21, 3164620), (28, 2373465), (30, 2215234), (35, 1898772), (42, 1582310), (60, 1107617), (70, 949386), (84, 791155), (105, 632924), (140, 474693), (210, 316462), (420, 158231)]