197718528

素因数分解:

$2^9\times 3^1\times 7^2\times {\mathrm{37}}^1\times {\mathrm{71}}^1$

素因数の和:143

約数の個数: 240

約数和(自身を含む): 638155584

約数和(自身を除く): 440437056

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 32, 37, 42, 48, 49, 56, 64, 71, 74, 84, 96, 98, 111, 112, 128, 142, 147, 148, 168, 192, 196, 213, 222, 224, 256, 259, 284, 294, 296, 336, 384, 392, 426, 444, 448, 497, 512, 518, 568, 588, 592, 672, 768, 777, 784, 852, 888, 896, 994, 1036, 1136, 1176, 1184, 1344, 1491, 1536, 1554, 1568, 1704, 1776, 1792, 1813, 1988, 2072, 2272, 2352, 2368, 2627, 2688, 2982, 3108, 3136, 3408, 3479, 3552, 3584, 3626, 3976, 4144, 4544, 4704, 4736, 5254, 5376, 5439, 5964, 6216, 6272, 6816, 6958, 7104, 7252, 7881, 7952, 8288, 9088, 9408, 9472, 10437, 10508, 10752, 10878, 11928, 12432, 12544, 13632, 13916, 14208, 14504, 15762, 15904, 16576, 18176, 18389, 18816, 18944, 20874, 21016, 21756, 23856, 24864, 25088, 27264, 27832, 28416, 29008, 31524, 31808, 33152, 36352, 36778, 37632, 41748, 42032, 43512, 47712, 49728, 54528, 55167, 55664, 56832, 58016, 63048, 63616, 66304, 73556, 75264, 83496, 84064, 87024, 95424, 99456, 109056, 110334, 111328, 116032, 126096, 127232, 128723, 132608, 147112, 166992, 168128, 174048, 190848, 198912, 220668, 222656, 232064, 252192, 254464, 257446, 294224, 333984, 336256, 348096, 381696, 386169, 397824, 441336, 445312, 464128, 504384, 514892, 588448, 667968, 672512, 696192, 763392, 772338, 882672, 890624, 928256, 1008768, 1029784, 1176896, 1335936, 1345024, 1392384, 1544676, 1765344, 1781248, 2017536, 2059568, 2353792, 2671872, 2784768, 3089352, 3530688, 4035072, 4119136, 4707584, 5343744, 6178704, 7061376, 8238272, 9415168, 12357408, 14122752, 16476544, 24714816, 28245504, 32953088, 49429632, 65906176, 98859264, 197718528]

約数ペア:

[(1, 197718528), (2, 98859264), (3, 65906176), (4, 49429632), (6, 32953088), (7, 28245504), (8, 24714816), (12, 16476544), (14, 14122752), (16, 12357408), (21, 9415168), (24, 8238272), (28, 7061376), (32, 6178704), (37, 5343744), (42, 4707584), (48, 4119136), (49, 4035072), (56, 3530688), (64, 3089352), (71, 2784768), (74, 2671872), (84, 2353792), (96, 2059568), (98, 2017536), (111, 1781248), (112, 1765344), (128, 1544676), (142, 1392384), (147, 1345024), (148, 1335936), (168, 1176896), (192, 1029784), (196, 1008768), (213, 928256), (222, 890624), (224, 882672), (256, 772338), (259, 763392), (284, 696192), (294, 672512), (296, 667968), (336, 588448), (384, 514892), (392, 504384), (426, 464128), (444, 445312), (448, 441336), (497, 397824), (512, 386169), (518, 381696), (568, 348096), (588, 336256), (592, 333984), (672, 294224), (768, 257446), (777, 254464), (784, 252192), (852, 232064), (888, 222656), (896, 220668), (994, 198912), (1036, 190848), (1136, 174048), (1176, 168128), (1184, 166992), (1344, 147112), (1491, 132608), (1536, 128723), (1554, 127232), (1568, 126096), (1704, 116032), (1776, 111328), (1792, 110334), (1813, 109056), (1988, 99456), (2072, 95424), (2272, 87024), (2352, 84064), (2368, 83496), (2627, 75264), (2688, 73556), (2982, 66304), (3108, 63616), (3136, 63048), (3408, 58016), (3479, 56832), (3552, 55664), (3584, 55167), (3626, 54528), (3976, 49728), (4144, 47712), (4544, 43512), (4704, 42032), (4736, 41748), (5254, 37632), (5376, 36778), (5439, 36352), (5964, 33152), (6216, 31808), (6272, 31524), (6816, 29008), (6958, 28416), (7104, 27832), (7252, 27264), (7881, 25088), (7952, 24864), (8288, 23856), (9088, 21756), (9408, 21016), (9472, 20874), (10437, 18944), (10508, 18816), (10752, 18389), (10878, 18176), (11928, 16576), (12432, 15904), (12544, 15762), (13632, 14504), (13916, 14208)]