15661558728

素因数分解:

$2^3\times 3^2\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{219941}}^1$

素因数の和:220019

約数の個数: 96

約数和(自身を含む): 45290456640

約数和(自身を除く): 29628897912

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 23, 24, 36, 43, 46, 69, 72, 86, 92, 129, 138, 172, 184, 207, 258, 276, 344, 387, 414, 516, 552, 774, 828, 989, 1032, 1548, 1656, 1978, 2967, 3096, 3956, 5934, 7912, 8901, 11868, 17802, 23736, 35604, 71208, 219941, 439882, 659823, 879764, 1319646, 1759528, 1979469, 2639292, 3958938, 5058643, 5278584, 7917876, 9457463, 10117286, 15175929, 15835752, 18914926, 20234572, 28372389, 30351858, 37829852, 40469144, 45527787, 56744778, 60703716, 75659704, 85117167, 91055574, 113489556, 121407432, 170234334, 182111148, 217521649, 226979112, 340468668, 364222296, 435043298, 652564947, 680937336, 870086596, 1305129894, 1740173192, 1957694841, 2610259788, 3915389682, 5220519576, 7830779364, 15661558728]

約数ペア:

[(1, 15661558728), (2, 7830779364), (3, 5220519576), (4, 3915389682), (6, 2610259788), (8, 1957694841), (9, 1740173192), (12, 1305129894), (18, 870086596), (23, 680937336), (24, 652564947), (36, 435043298), (43, 364222296), (46, 340468668), (69, 226979112), (72, 217521649), (86, 182111148), (92, 170234334), (129, 121407432), (138, 113489556), (172, 91055574), (184, 85117167), (207, 75659704), (258, 60703716), (276, 56744778), (344, 45527787), (387, 40469144), (414, 37829852), (516, 30351858), (552, 28372389), (774, 20234572), (828, 18914926), (989, 15835752), (1032, 15175929), (1548, 10117286), (1656, 9457463), (1978, 7917876), (2967, 5278584), (3096, 5058643), (3956, 3958938), (5934, 2639292), (7912, 1979469), (8901, 1759528), (11868, 1319646), (17802, 879764), (23736, 659823), (35604, 439882), (71208, 219941)]