208936656

素因数分解:

$2^4\times 3^2\times {\mathrm{41}}^1\times {\mathrm{43}}^1\times {\mathrm{823}}^1$

素因数の和:921

約数の個数: 120

約数和(自身を含む): 613669056

約数和(自身を除く): 404732400

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 41, 43, 48, 72, 82, 86, 123, 129, 144, 164, 172, 246, 258, 328, 344, 369, 387, 492, 516, 656, 688, 738, 774, 823, 984, 1032, 1476, 1548, 1646, 1763, 1968, 2064, 2469, 2952, 3096, 3292, 3526, 4938, 5289, 5904, 6192, 6584, 7052, 7407, 9876, 10578, 13168, 14104, 14814, 15867, 19752, 21156, 28208, 29628, 31734, 33743, 35389, 39504, 42312, 59256, 63468, 67486, 70778, 84624, 101229, 106167, 118512, 126936, 134972, 141556, 202458, 212334, 253872, 269944, 283112, 303687, 318501, 404916, 424668, 539888, 566224, 607374, 637002, 809832, 849336, 1214748, 1274004, 1450949, 1619664, 1698672, 2429496, 2548008, 2901898, 4352847, 4858992, 5096016, 5803796, 8705694, 11607592, 13058541, 17411388, 23215184, 26117082, 34822776, 52234164, 69645552, 104468328, 208936656]

約数ペア:

[(1, 208936656), (2, 104468328), (3, 69645552), (4, 52234164), (6, 34822776), (8, 26117082), (9, 23215184), (12, 17411388), (16, 13058541), (18, 11607592), (24, 8705694), (36, 5803796), (41, 5096016), (43, 4858992), (48, 4352847), (72, 2901898), (82, 2548008), (86, 2429496), (123, 1698672), (129, 1619664), (144, 1450949), (164, 1274004), (172, 1214748), (246, 849336), (258, 809832), (328, 637002), (344, 607374), (369, 566224), (387, 539888), (492, 424668), (516, 404916), (656, 318501), (688, 303687), (738, 283112), (774, 269944), (823, 253872), (984, 212334), (1032, 202458), (1476, 141556), (1548, 134972), (1646, 126936), (1763, 118512), (1968, 106167), (2064, 101229), (2469, 84624), (2952, 70778), (3096, 67486), (3292, 63468), (3526, 59256), (4938, 42312), (5289, 39504), (5904, 35389), (6192, 33743), (6584, 31734), (7052, 29628), (7407, 28208), (9876, 21156), (10578, 19752), (13168, 15867), (14104, 14814)]