207638144

素因数分解:

$2^7\times 7^1\times {\mathrm{29}}^1\times {\mathrm{61}}^1\times {\mathrm{131}}^1$

素因数の和:242

約数の個数: 128

約数和(自身を含む): 500860800

約数和(自身を除く): 293222656

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 29, 32, 56, 58, 61, 64, 112, 116, 122, 128, 131, 203, 224, 232, 244, 262, 406, 427, 448, 464, 488, 524, 812, 854, 896, 917, 928, 976, 1048, 1624, 1708, 1769, 1834, 1856, 1952, 2096, 3248, 3416, 3538, 3668, 3712, 3799, 3904, 4192, 6496, 6832, 7076, 7336, 7598, 7808, 7991, 8384, 12383, 12992, 13664, 14152, 14672, 15196, 15982, 16768, 24766, 25984, 26593, 27328, 28304, 29344, 30392, 31964, 49532, 53186, 54656, 55937, 56608, 58688, 60784, 63928, 99064, 106372, 111874, 113216, 117376, 121568, 127856, 198128, 212744, 223748, 226432, 231739, 243136, 255712, 396256, 425488, 447496, 463478, 486272, 511424, 792512, 850976, 894992, 926956, 1022848, 1585024, 1622173, 1701952, 1789984, 1853912, 3244346, 3403904, 3579968, 3707824, 6488692, 7159936, 7415648, 12977384, 14831296, 25954768, 29662592, 51909536, 103819072, 207638144]

約数ペア:

[(1, 207638144), (2, 103819072), (4, 51909536), (7, 29662592), (8, 25954768), (14, 14831296), (16, 12977384), (28, 7415648), (29, 7159936), (32, 6488692), (56, 3707824), (58, 3579968), (61, 3403904), (64, 3244346), (112, 1853912), (116, 1789984), (122, 1701952), (128, 1622173), (131, 1585024), (203, 1022848), (224, 926956), (232, 894992), (244, 850976), (262, 792512), (406, 511424), (427, 486272), (448, 463478), (464, 447496), (488, 425488), (524, 396256), (812, 255712), (854, 243136), (896, 231739), (917, 226432), (928, 223748), (976, 212744), (1048, 198128), (1624, 127856), (1708, 121568), (1769, 117376), (1834, 113216), (1856, 111874), (1952, 106372), (2096, 99064), (3248, 63928), (3416, 60784), (3538, 58688), (3668, 56608), (3712, 55937), (3799, 54656), (3904, 53186), (4192, 49532), (6496, 31964), (6832, 30392), (7076, 29344), (7336, 28304), (7598, 27328), (7808, 26593), (7991, 25984), (8384, 24766), (12383, 16768), (12992, 15982), (13664, 15196), (14152, 14672)]