20180121030

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{79}}^1\times {\mathrm{946091}}^1$

素因数の和:946186

約数の個数: 64

約数和(自身を含む): 54494899200

約数和(自身を除く): 34314778170

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 79, 90, 135, 158, 237, 270, 395, 474, 711, 790, 1185, 1422, 2133, 2370, 3555, 4266, 7110, 10665, 21330, 946091, 1892182, 2838273, 4730455, 5676546, 8514819, 9460910, 14191365, 17029638, 25544457, 28382730, 42574095, 51088914, 74741189, 85148190, 127722285, 149482378, 224223567, 255444570, 373705945, 448447134, 672670701, 747411890, 1121117835, 1345341402, 2018012103, 2242235670, 3363353505, 4036024206, 6726707010, 10090060515, 20180121030]

約数ペア:

[(1, 20180121030), (2, 10090060515), (3, 6726707010), (5, 4036024206), (6, 3363353505), (9, 2242235670), (10, 2018012103), (15, 1345341402), (18, 1121117835), (27, 747411890), (30, 672670701), (45, 448447134), (54, 373705945), (79, 255444570), (90, 224223567), (135, 149482378), (158, 127722285), (237, 85148190), (270, 74741189), (395, 51088914), (474, 42574095), (711, 28382730), (790, 25544457), (1185, 17029638), (1422, 14191365), (2133, 9460910), (2370, 8514819), (3555, 5676546), (4266, 4730455), (7110, 2838273), (10665, 1892182), (21330, 946091)]