208510657936

素因数分解:

$2^4\times 7^1\times {\mathrm{31}}^1\times {\mathrm{5333}}^1\times {\mathrm{11261}}^1$

素因数の和:16640

約数の個数: 80

約数和(自身を含む): 476727487488

約数和(自身を除く): 268216829552

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 31, 56, 62, 112, 124, 217, 248, 434, 496, 868, 1736, 3472, 5333, 10666, 11261, 21332, 22522, 37331, 42664, 45044, 74662, 78827, 85328, 90088, 149324, 157654, 165323, 180176, 298648, 315308, 330646, 349091, 597296, 630616, 661292, 698182, 1157261, 1261232, 1322584, 1396364, 2314522, 2443637, 2645168, 2792728, 4629044, 4887274, 5585456, 9258088, 9774548, 18516176, 19549096, 39098192, 60054913, 120109826, 240219652, 420384391, 480439304, 840768782, 960878608, 1681537564, 1861702303, 3363075128, 3723404606, 6726150256, 7446809212, 13031916121, 14893618424, 26063832242, 29787236848, 52127664484, 104255328968, 208510657936]

約数ペア:

[(1, 208510657936), (2, 104255328968), (4, 52127664484), (7, 29787236848), (8, 26063832242), (14, 14893618424), (16, 13031916121), (28, 7446809212), (31, 6726150256), (56, 3723404606), (62, 3363075128), (112, 1861702303), (124, 1681537564), (217, 960878608), (248, 840768782), (434, 480439304), (496, 420384391), (868, 240219652), (1736, 120109826), (3472, 60054913), (5333, 39098192), (10666, 19549096), (11261, 18516176), (21332, 9774548), (22522, 9258088), (37331, 5585456), (42664, 4887274), (45044, 4629044), (74662, 2792728), (78827, 2645168), (85328, 2443637), (90088, 2314522), (149324, 1396364), (157654, 1322584), (165323, 1261232), (180176, 1157261), (298648, 698182), (315308, 661292), (330646, 630616), (349091, 597296)]