66813180

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{159079}}^1$

素因数の和:159098

約数の個数: 48

約数和(自身を含む): 213803520

約数和(自身を除く): 146990340

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, 159079, 318158, 477237, 636316, 795395, 954474, 1113553, 1590790, 1908948, 2227106, 2386185, 3181580, 3340659, 4454212, 4772370, 5567765, 6681318, 9544740, 11135530, 13362636, 16703295, 22271060, 33406590, 66813180]

約数ペア:

[(1, 66813180), (2, 33406590), (3, 22271060), (4, 16703295), (5, 13362636), (6, 11135530), (7, 9544740), (10, 6681318), (12, 5567765), (14, 4772370), (15, 4454212), (20, 3340659), (21, 3181580), (28, 2386185), (30, 2227106), (35, 1908948), (42, 1590790), (60, 1113553), (70, 954474), (84, 795395), (105, 636316), (140, 477237), (210, 318158), (420, 159079)]