279040384

素因数分解:

$2^7\times 7^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{443}}^1$

素因数の和:520

約数の個数: 128

約数和(自身を含む): 688377600

約数和(自身を除く): 409337216

約数列:

[1, 2, 4, 7, 8, 14, 16, 19, 28, 32, 37, 38, 56, 64, 74, 76, 112, 128, 133, 148, 152, 224, 259, 266, 296, 304, 443, 448, 518, 532, 592, 608, 703, 886, 896, 1036, 1064, 1184, 1216, 1406, 1772, 2072, 2128, 2368, 2432, 2812, 3101, 3544, 4144, 4256, 4736, 4921, 5624, 6202, 7088, 8288, 8417, 8512, 9842, 11248, 12404, 14176, 16391, 16576, 16834, 17024, 19684, 22496, 24808, 28352, 32782, 33152, 33668, 39368, 44992, 49616, 56704, 58919, 65564, 67336, 78736, 89984, 99232, 114737, 117838, 131128, 134672, 157472, 198464, 229474, 235676, 262256, 269344, 311429, 314944, 396928, 458948, 471352, 524512, 538688, 622858, 629888, 917896, 942704, 1049024, 1077376, 1245716, 1835792, 1885408, 2098048, 2180003, 2491432, 3671584, 3770816, 4360006, 4982864, 7343168, 7541632, 8720012, 9965728, 14686336, 17440024, 19931456, 34880048, 39862912, 69760096, 139520192, 279040384]

約数ペア:

[(1, 279040384), (2, 139520192), (4, 69760096), (7, 39862912), (8, 34880048), (14, 19931456), (16, 17440024), (19, 14686336), (28, 9965728), (32, 8720012), (37, 7541632), (38, 7343168), (56, 4982864), (64, 4360006), (74, 3770816), (76, 3671584), (112, 2491432), (128, 2180003), (133, 2098048), (148, 1885408), (152, 1835792), (224, 1245716), (259, 1077376), (266, 1049024), (296, 942704), (304, 917896), (443, 629888), (448, 622858), (518, 538688), (532, 524512), (592, 471352), (608, 458948), (703, 396928), (886, 314944), (896, 311429), (1036, 269344), (1064, 262256), (1184, 235676), (1216, 229474), (1406, 198464), (1772, 157472), (2072, 134672), (2128, 131128), (2368, 117838), (2432, 114737), (2812, 99232), (3101, 89984), (3544, 78736), (4144, 67336), (4256, 65564), (4736, 58919), (4921, 56704), (5624, 49616), (6202, 44992), (7088, 39368), (8288, 33668), (8417, 33152), (8512, 32782), (9842, 28352), (11248, 24808), (12404, 22496), (14176, 19684), (16391, 17024), (16576, 16834)]