639885312

素因数分解:

$2^{13}\times 3^3\times {\mathrm{11}}^1\times {\mathrm{263}}^1$

素因数の和:309

約数の個数: 224

約数和(自身を含む): 2076053760

約数和(自身を除く): 1436168448

約数列:

[1, 2, 3, 4, 6, 8, 9, 11, 12, 16, 18, 22, 24, 27, 32, 33, 36, 44, 48, 54, 64, 66, 72, 88, 96, 99, 108, 128, 132, 144, 176, 192, 198, 216, 256, 263, 264, 288, 297, 352, 384, 396, 432, 512, 526, 528, 576, 594, 704, 768, 789, 792, 864, 1024, 1052, 1056, 1152, 1188, 1408, 1536, 1578, 1584, 1728, 2048, 2104, 2112, 2304, 2367, 2376, 2816, 2893, 3072, 3156, 3168, 3456, 4096, 4208, 4224, 4608, 4734, 4752, 5632, 5786, 6144, 6312, 6336, 6912, 7101, 8192, 8416, 8448, 8679, 9216, 9468, 9504, 11264, 11572, 12288, 12624, 12672, 13824, 14202, 16832, 16896, 17358, 18432, 18936, 19008, 22528, 23144, 24576, 25248, 25344, 26037, 27648, 28404, 33664, 33792, 34716, 36864, 37872, 38016, 45056, 46288, 50496, 50688, 52074, 55296, 56808, 67328, 67584, 69432, 73728, 75744, 76032, 78111, 90112, 92576, 100992, 101376, 104148, 110592, 113616, 134656, 135168, 138864, 151488, 152064, 156222, 185152, 201984, 202752, 208296, 221184, 227232, 269312, 270336, 277728, 302976, 304128, 312444, 370304, 403968, 405504, 416592, 454464, 538624, 555456, 605952, 608256, 624888, 740608, 807936, 811008, 833184, 908928, 1077248, 1110912, 1211904, 1216512, 1249776, 1481216, 1615872, 1666368, 1817856, 2154496, 2221824, 2423808, 2433024, 2499552, 2962432, 3231744, 3332736, 3635712, 4443648, 4847616, 4999104, 5924864, 6463488, 6665472, 7271424, 8887296, 9695232, 9998208, 11849728, 13330944, 14542848, 17774592, 19390464, 19996416, 23699456, 26661888, 29085696, 35549184, 39992832, 53323776, 58171392, 71098368, 79985664, 106647552, 159971328, 213295104, 319942656, 639885312]

約数ペア:

[(1, 639885312), (2, 319942656), (3, 213295104), (4, 159971328), (6, 106647552), (8, 79985664), (9, 71098368), (11, 58171392), (12, 53323776), (16, 39992832), (18, 35549184), (22, 29085696), (24, 26661888), (27, 23699456), (32, 19996416), (33, 19390464), (36, 17774592), (44, 14542848), (48, 13330944), (54, 11849728), (64, 9998208), (66, 9695232), (72, 8887296), (88, 7271424), (96, 6665472), (99, 6463488), (108, 5924864), (128, 4999104), (132, 4847616), (144, 4443648), (176, 3635712), (192, 3332736), (198, 3231744), (216, 2962432), (256, 2499552), (263, 2433024), (264, 2423808), (288, 2221824), (297, 2154496), (352, 1817856), (384, 1666368), (396, 1615872), (432, 1481216), (512, 1249776), (526, 1216512), (528, 1211904), (576, 1110912), (594, 1077248), (704, 908928), (768, 833184), (789, 811008), (792, 807936), (864, 740608), (1024, 624888), (1052, 608256), (1056, 605952), (1152, 555456), (1188, 538624), (1408, 454464), (1536, 416592), (1578, 405504), (1584, 403968), (1728, 370304), (2048, 312444), (2104, 304128), (2112, 302976), (2304, 277728), (2367, 270336), (2376, 269312), (2816, 227232), (2893, 221184), (3072, 208296), (3156, 202752), (3168, 201984), (3456, 185152), (4096, 156222), (4208, 152064), (4224, 151488), (4608, 138864), (4734, 135168), (4752, 134656), (5632, 113616), (5786, 110592), (6144, 104148), (6312, 101376), (6336, 100992), (6912, 92576), (7101, 90112), (8192, 78111), (8416, 76032), (8448, 75744), (8679, 73728), (9216, 69432), (9468, 67584), (9504, 67328), (11264, 56808), (11572, 55296), (12288, 52074), (12624, 50688), (12672, 50496), (13824, 46288), (14202, 45056), (16832, 38016), (16896, 37872), (17358, 36864), (18432, 34716), (18936, 33792), (19008, 33664), (22528, 28404), (23144, 27648), (24576, 26037), (25248, 25344)]