28742112

素因数分解:

$2^5\times 3^2\times 7^1\times {\mathrm{53}}^1\times {\mathrm{269}}^1$

素因数の和:345

約数の個数: 144

約数和(自身を含む): 95528160

約数和(自身を除く): 66786048

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 32, 36, 42, 48, 53, 56, 63, 72, 84, 96, 106, 112, 126, 144, 159, 168, 212, 224, 252, 269, 288, 318, 336, 371, 424, 477, 504, 538, 636, 672, 742, 807, 848, 954, 1008, 1076, 1113, 1272, 1484, 1614, 1696, 1883, 1908, 2016, 2152, 2226, 2421, 2544, 2968, 3228, 3339, 3766, 3816, 4304, 4452, 4842, 5088, 5649, 5936, 6456, 6678, 7532, 7632, 8608, 8904, 9684, 11298, 11872, 12912, 13356, 14257, 15064, 15264, 16947, 17808, 19368, 22596, 25824, 26712, 28514, 30128, 33894, 35616, 38736, 42771, 45192, 53424, 57028, 60256, 67788, 77472, 85542, 90384, 99799, 106848, 114056, 128313, 135576, 171084, 180768, 199598, 228112, 256626, 271152, 299397, 342168, 399196, 456224, 513252, 542304, 598794, 684336, 798392, 898191, 1026504, 1197588, 1368672, 1596784, 1796382, 2053008, 2395176, 3193568, 3592764, 4106016, 4790352, 7185528, 9580704, 14371056, 28742112]

約数ペア:

[(1, 28742112), (2, 14371056), (3, 9580704), (4, 7185528), (6, 4790352), (7, 4106016), (8, 3592764), (9, 3193568), (12, 2395176), (14, 2053008), (16, 1796382), (18, 1596784), (21, 1368672), (24, 1197588), (28, 1026504), (32, 898191), (36, 798392), (42, 684336), (48, 598794), (53, 542304), (56, 513252), (63, 456224), (72, 399196), (84, 342168), (96, 299397), (106, 271152), (112, 256626), (126, 228112), (144, 199598), (159, 180768), (168, 171084), (212, 135576), (224, 128313), (252, 114056), (269, 106848), (288, 99799), (318, 90384), (336, 85542), (371, 77472), (424, 67788), (477, 60256), (504, 57028), (538, 53424), (636, 45192), (672, 42771), (742, 38736), (807, 35616), (848, 33894), (954, 30128), (1008, 28514), (1076, 26712), (1113, 25824), (1272, 22596), (1484, 19368), (1614, 17808), (1696, 16947), (1883, 15264), (1908, 15064), (2016, 14257), (2152, 13356), (2226, 12912), (2421, 11872), (2544, 11298), (2968, 9684), (3228, 8904), (3339, 8608), (3766, 7632), (3816, 7532), (4304, 6678), (4452, 6456), (4842, 5936), (5088, 5649)]