380224740

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{905297}}^1$

素因数の和:905316

約数の個数: 48

約数和(自身を含む): 1216720512

約数和(自身を除く): 836495772

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, 905297, 1810594, 2715891, 3621188, 4526485, 5431782, 6337079, 9052970, 10863564, 12674158, 13579455, 18105940, 19011237, 25348316, 27158910, 31685395, 38022474, 54317820, 63370790, 76044948, 95056185, 126741580, 190112370, 380224740]

約数ペア:

[(1, 380224740), (2, 190112370), (3, 126741580), (4, 95056185), (5, 76044948), (6, 63370790), (7, 54317820), (10, 38022474), (12, 31685395), (14, 27158910), (15, 25348316), (20, 19011237), (21, 18105940), (28, 13579455), (30, 12674158), (35, 10863564), (42, 9052970), (60, 6337079), (70, 5431782), (84, 4526485), (105, 3621188), (140, 2715891), (210, 1810594), (420, 905297)]