66910620

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{159311}}^1$

素因数の和:159330

約数の個数: 48

約数和(自身を含む): 214115328

約数和(自身を除く): 147204708

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, 159311, 318622, 477933, 637244, 796555, 955866, 1115177, 1593110, 1911732, 2230354, 2389665, 3186220, 3345531, 4460708, 4779330, 5575885, 6691062, 9558660, 11151770, 13382124, 16727655, 22303540, 33455310, 66910620]

約数ペア:

[(1, 66910620), (2, 33455310), (3, 22303540), (4, 16727655), (5, 13382124), (6, 11151770), (7, 9558660), (10, 6691062), (12, 5575885), (14, 4779330), (15, 4460708), (20, 3345531), (21, 3186220), (28, 2389665), (30, 2230354), (35, 1911732), (42, 1593110), (60, 1115177), (70, 955866), (84, 796555), (105, 637244), (140, 477933), (210, 318622), (420, 159311)]