661045852544

素因数分解:

$2^7\times 7^1\times {\mathrm{11}}^2\times {\mathrm{19}}^1\times {\mathrm{320911}}^1$

素因数の和:320973

約数の個数: 192

約数和(自身を含む): 1741396876800

約数和(自身を除く): 1080351024256

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 19, 22, 28, 32, 38, 44, 56, 64, 76, 77, 88, 112, 121, 128, 133, 152, 154, 176, 209, 224, 242, 266, 304, 308, 352, 418, 448, 484, 532, 608, 616, 704, 836, 847, 896, 968, 1064, 1216, 1232, 1408, 1463, 1672, 1694, 1936, 2128, 2299, 2432, 2464, 2926, 3344, 3388, 3872, 4256, 4598, 4928, 5852, 6688, 6776, 7744, 8512, 9196, 9856, 11704, 13376, 13552, 15488, 16093, 17024, 18392, 23408, 26752, 27104, 32186, 36784, 46816, 54208, 64372, 73568, 93632, 108416, 128744, 147136, 187264, 257488, 294272, 320911, 514976, 641822, 1029952, 1283644, 2059904, 2246377, 2567288, 3530021, 4492754, 5134576, 6097309, 7060042, 8985508, 10269152, 12194618, 14120084, 17971016, 20538304, 24389236, 24710147, 28240168, 35942032, 38830231, 41076608, 42681163, 48778472, 49420294, 56480336, 67070399, 71884064, 77660462, 85362326, 97556944, 98840588, 112960672, 134140798, 143768128, 155320924, 170724652, 195113888, 197681176, 225921344, 268281596, 271811617, 287536256, 310641848, 341449304, 390227776, 395362352, 451842688, 469492793, 536563192, 543623234, 621283696, 682898608, 737774389, 780455552, 790724704, 938985586, 1073126384, 1087246468, 1242567392, 1365797216, 1475548778, 1581449408, 1877971172, 2146252768, 2174492936, 2485134784, 2731594432, 2951097556, 3162898816, 3755942344, 4292505536, 4348985872, 4970269568, 5164420723, 5463188864, 5902195112, 7511884688, 8585011072, 8697971744, 10328841446, 11804390224, 15023769376, 17395943488, 20657682892, 23608780448, 30047538752, 34791886976, 41315365784, 47217560896, 60095077504, 82630731568, 94435121792, 165261463136, 330522926272, 661045852544]

約数ペア:

[(1, 661045852544), (2, 330522926272), (4, 165261463136), (7, 94435121792), (8, 82630731568), (11, 60095077504), (14, 47217560896), (16, 41315365784), (19, 34791886976), (22, 30047538752), (28, 23608780448), (32, 20657682892), (38, 17395943488), (44, 15023769376), (56, 11804390224), (64, 10328841446), (76, 8697971744), (77, 8585011072), (88, 7511884688), (112, 5902195112), (121, 5463188864), (128, 5164420723), (133, 4970269568), (152, 4348985872), (154, 4292505536), (176, 3755942344), (209, 3162898816), (224, 2951097556), (242, 2731594432), (266, 2485134784), (304, 2174492936), (308, 2146252768), (352, 1877971172), (418, 1581449408), (448, 1475548778), (484, 1365797216), (532, 1242567392), (608, 1087246468), (616, 1073126384), (704, 938985586), (836, 790724704), (847, 780455552), (896, 737774389), (968, 682898608), (1064, 621283696), (1216, 543623234), (1232, 536563192), (1408, 469492793), (1463, 451842688), (1672, 395362352), (1694, 390227776), (1936, 341449304), (2128, 310641848), (2299, 287536256), (2432, 271811617), (2464, 268281596), (2926, 225921344), (3344, 197681176), (3388, 195113888), (3872, 170724652), (4256, 155320924), (4598, 143768128), (4928, 134140798), (5852, 112960672), (6688, 98840588), (6776, 97556944), (7744, 85362326), (8512, 77660462), (9196, 71884064), (9856, 67070399), (11704, 56480336), (13376, 49420294), (13552, 48778472), (15488, 42681163), (16093, 41076608), (17024, 38830231), (18392, 35942032), (23408, 28240168), (26752, 24710147), (27104, 24389236), (32186, 20538304), (36784, 17971016), (46816, 14120084), (54208, 12194618), (64372, 10269152), (73568, 8985508), (93632, 7060042), (108416, 6097309), (128744, 5134576), (147136, 4492754), (187264, 3530021), (257488, 2567288), (294272, 2246377), (320911, 2059904), (514976, 1283644), (641822, 1029952)]