2644740

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{2099}}^1$

素因数の和:2121

約数の個数: 72

約数和(自身を含む): 9172800

約数和(自身を除く): 6528060

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 84, 90, 105, 126, 140, 180, 210, 252, 315, 420, 630, 1260, 2099, 4198, 6297, 8396, 10495, 12594, 14693, 18891, 20990, 25188, 29386, 31485, 37782, 41980, 44079, 58772, 62970, 73465, 75564, 88158, 94455, 125940, 132237, 146930, 176316, 188910, 220395, 264474, 293860, 377820, 440790, 528948, 661185, 881580, 1322370, 2644740]

約数ペア:

[(1, 2644740), (2, 1322370), (3, 881580), (4, 661185), (5, 528948), (6, 440790), (7, 377820), (9, 293860), (10, 264474), (12, 220395), (14, 188910), (15, 176316), (18, 146930), (20, 132237), (21, 125940), (28, 94455), (30, 88158), (35, 75564), (36, 73465), (42, 62970), (45, 58772), (60, 44079), (63, 41980), (70, 37782), (84, 31485), (90, 29386), (105, 25188), (126, 20990), (140, 18891), (180, 14693), (210, 12594), (252, 10495), (315, 8396), (420, 6297), (630, 4198), (1260, 2099)]