18042120

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{2179}}^1$

素因数の和:2219

約数の個数: 96

約数和(自身を含む): 61214400

約数和(自身を除く): 43172280

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 23, 24, 30, 36, 40, 45, 46, 60, 69, 72, 90, 92, 115, 120, 138, 180, 184, 207, 230, 276, 345, 360, 414, 460, 552, 690, 828, 920, 1035, 1380, 1656, 2070, 2179, 2760, 4140, 4358, 6537, 8280, 8716, 10895, 13074, 17432, 19611, 21790, 26148, 32685, 39222, 43580, 50117, 52296, 65370, 78444, 87160, 98055, 100234, 130740, 150351, 156888, 196110, 200468, 250585, 261480, 300702, 392220, 400936, 451053, 501170, 601404, 751755, 784440, 902106, 1002340, 1202808, 1503510, 1804212, 2004680, 2255265, 3007020, 3608424, 4510530, 6014040, 9021060, 18042120]

約数ペア:

[(1, 18042120), (2, 9021060), (3, 6014040), (4, 4510530), (5, 3608424), (6, 3007020), (8, 2255265), (9, 2004680), (10, 1804212), (12, 1503510), (15, 1202808), (18, 1002340), (20, 902106), (23, 784440), (24, 751755), (30, 601404), (36, 501170), (40, 451053), (45, 400936), (46, 392220), (60, 300702), (69, 261480), (72, 250585), (90, 200468), (92, 196110), (115, 156888), (120, 150351), (138, 130740), (180, 100234), (184, 98055), (207, 87160), (230, 78444), (276, 65370), (345, 52296), (360, 50117), (414, 43580), (460, 39222), (552, 32685), (690, 26148), (828, 21790), (920, 19611), (1035, 17432), (1380, 13074), (1656, 10895), (2070, 8716), (2179, 8280), (2760, 6537), (4140, 4358)]