1644928536

素因数分解:

$2^3\times 3^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{1873}}^1$

素因数の和:1985

約数の個数: 128

約数和(自身を含む): 4511992320

約数和(自身を除く): 2867063784

約数列:

[1, 2, 3, 4, 6, 8, 12, 23, 24, 37, 43, 46, 69, 74, 86, 92, 111, 129, 138, 148, 172, 184, 222, 258, 276, 296, 344, 444, 516, 552, 851, 888, 989, 1032, 1591, 1702, 1873, 1978, 2553, 2967, 3182, 3404, 3746, 3956, 4773, 5106, 5619, 5934, 6364, 6808, 7492, 7912, 9546, 10212, 11238, 11868, 12728, 14984, 19092, 20424, 22476, 23736, 36593, 38184, 43079, 44952, 69301, 73186, 80539, 86158, 109779, 129237, 138602, 146372, 161078, 172316, 207903, 219558, 241617, 258474, 277204, 292744, 322156, 344632, 415806, 439116, 483234, 516948, 554408, 644312, 831612, 878232, 966468, 1033896, 1593923, 1663224, 1852397, 1932936, 2979943, 3187846, 3704794, 4781769, 5557191, 5959886, 6375692, 7409588, 8939829, 9563538, 11114382, 11919772, 12751384, 14819176, 17879658, 19127076, 22228764, 23839544, 35759316, 38254152, 44457528, 68538689, 71518632, 137077378, 205616067, 274154756, 411232134, 548309512, 822464268, 1644928536]

約数ペア:

[(1, 1644928536), (2, 822464268), (3, 548309512), (4, 411232134), (6, 274154756), (8, 205616067), (12, 137077378), (23, 71518632), (24, 68538689), (37, 44457528), (43, 38254152), (46, 35759316), (69, 23839544), (74, 22228764), (86, 19127076), (92, 17879658), (111, 14819176), (129, 12751384), (138, 11919772), (148, 11114382), (172, 9563538), (184, 8939829), (222, 7409588), (258, 6375692), (276, 5959886), (296, 5557191), (344, 4781769), (444, 3704794), (516, 3187846), (552, 2979943), (851, 1932936), (888, 1852397), (989, 1663224), (1032, 1593923), (1591, 1033896), (1702, 966468), (1873, 878232), (1978, 831612), (2553, 644312), (2967, 554408), (3182, 516948), (3404, 483234), (3746, 439116), (3956, 415806), (4773, 344632), (5106, 322156), (5619, 292744), (5934, 277204), (6364, 258474), (6808, 241617), (7492, 219558), (7912, 207903), (9546, 172316), (10212, 161078), (11238, 146372), (11868, 138602), (12728, 129237), (14984, 109779), (19092, 86158), (20424, 80539), (22476, 73186), (23736, 69301), (36593, 44952), (38184, 43079)]