2018718180

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{1381}}^1\times {\mathrm{2707}}^1$

素因数の和:4106

約数の個数: 96

約数和(自身を含む): 6287326080

約数和(自身を除く): 4268607900

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 90, 108, 135, 180, 270, 540, 1381, 2707, 2762, 4143, 5414, 5524, 6905, 8121, 8286, 10828, 12429, 13535, 13810, 16242, 16572, 20715, 24363, 24858, 27070, 27620, 32484, 37287, 40605, 41430, 48726, 49716, 54140, 62145, 73089, 74574, 81210, 82860, 97452, 121815, 124290, 146178, 149148, 162420, 186435, 243630, 248580, 292356, 365445, 372870, 487260, 730890, 745740, 1461780, 3738367, 7476734, 11215101, 14953468, 18691835, 22430202, 33645303, 37383670, 44860404, 56075505, 67290606, 74767340, 100935909, 112151010, 134581212, 168226515, 201871818, 224302020, 336453030, 403743636, 504679545, 672906060, 1009359090, 2018718180]

約数ペア:

[(1, 2018718180), (2, 1009359090), (3, 672906060), (4, 504679545), (5, 403743636), (6, 336453030), (9, 224302020), (10, 201871818), (12, 168226515), (15, 134581212), (18, 112151010), (20, 100935909), (27, 74767340), (30, 67290606), (36, 56075505), (45, 44860404), (54, 37383670), (60, 33645303), (90, 22430202), (108, 18691835), (135, 14953468), (180, 11215101), (270, 7476734), (540, 3738367), (1381, 1461780), (2707, 745740), (2762, 730890), (4143, 487260), (5414, 372870), (5524, 365445), (6905, 292356), (8121, 248580), (8286, 243630), (10828, 186435), (12429, 162420), (13535, 149148), (13810, 146178), (16242, 124290), (16572, 121815), (20715, 97452), (24363, 82860), (24858, 81210), (27070, 74574), (27620, 73089), (32484, 62145), (37287, 54140), (40605, 49716), (41430, 48726)]