218360120

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{10559}}^1$

素因数の和:10628

約数の個数: 64

約数和(自身を含む): 547430400

約数和(自身を除く): 329070280

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 47, 55, 88, 94, 110, 188, 220, 235, 376, 440, 470, 517, 940, 1034, 1880, 2068, 2585, 4136, 5170, 10340, 10559, 20680, 21118, 42236, 52795, 84472, 105590, 116149, 211180, 232298, 422360, 464596, 496273, 580745, 929192, 992546, 1161490, 1985092, 2322980, 2481365, 3970184, 4645960, 4962730, 5459003, 9925460, 10918006, 19850920, 21836012, 27295015, 43672024, 54590030, 109180060, 218360120]

約数ペア:

[(1, 218360120), (2, 109180060), (4, 54590030), (5, 43672024), (8, 27295015), (10, 21836012), (11, 19850920), (20, 10918006), (22, 9925460), (40, 5459003), (44, 4962730), (47, 4645960), (55, 3970184), (88, 2481365), (94, 2322980), (110, 1985092), (188, 1161490), (220, 992546), (235, 929192), (376, 580745), (440, 496273), (470, 464596), (517, 422360), (940, 232298), (1034, 211180), (1880, 116149), (2068, 105590), (2585, 84472), (4136, 52795), (5170, 42236), (10340, 21118), (10559, 20680)]