206575180

素因数分解:

$2^2\times 5^1\times 7^3\times {\mathrm{30113}}^1$

素因数の和:30143

約数の個数: 48

約数和(自身を含む): 505915200

約数和(自身を除く): 299340020

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 343, 490, 686, 980, 1372, 1715, 3430, 6860, 30113, 60226, 120452, 150565, 210791, 301130, 421582, 602260, 843164, 1053955, 1475537, 2107910, 2951074, 4215820, 5902148, 7377685, 10328759, 14755370, 20657518, 29510740, 41315036, 51643795, 103287590, 206575180]

約数ペア:

[(1, 206575180), (2, 103287590), (4, 51643795), (5, 41315036), (7, 29510740), (10, 20657518), (14, 14755370), (20, 10328759), (28, 7377685), (35, 5902148), (49, 4215820), (70, 2951074), (98, 2107910), (140, 1475537), (196, 1053955), (245, 843164), (343, 602260), (490, 421582), (686, 301130), (980, 210791), (1372, 150565), (1715, 120452), (3430, 60226), (6860, 30113)]