20696119808

素因数分解:

$2^9\times 7^2\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{89}}^1$

素因数の和:188

約数の個数: 480

約数和(自身を含む): 56426388480

約数和(自身を除く): 35730268672

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 23, 26, 28, 31, 32, 46, 49, 52, 56, 62, 64, 89, 91, 92, 98, 104, 112, 124, 128, 161, 178, 182, 184, 196, 208, 217, 224, 248, 256, 299, 322, 356, 364, 368, 392, 403, 416, 434, 448, 496, 512, 598, 623, 637, 644, 712, 713, 728, 736, 784, 806, 832, 868, 896, 992, 1127, 1157, 1196, 1246, 1274, 1288, 1424, 1426, 1456, 1472, 1519, 1568, 1612, 1664, 1736, 1792, 1984, 2047, 2093, 2254, 2314, 2392, 2492, 2548, 2576, 2759, 2821, 2848, 2852, 2912, 2944, 3038, 3136, 3224, 3328, 3472, 3584, 3968, 4094, 4186, 4361, 4508, 4628, 4784, 4984, 4991, 5096, 5152, 5518, 5642, 5696, 5704, 5824, 5888, 6076, 6272, 6448, 6656, 6944, 7936, 8099, 8188, 8372, 8722, 9016, 9256, 9269, 9568, 9968, 9982, 10192, 10304, 11036, 11284, 11392, 11408, 11648, 11776, 12152, 12544, 12896, 13888, 14329, 14651, 15872, 16198, 16376, 16744, 17444, 18032, 18512, 18538, 19136, 19313, 19747, 19936, 19964, 20384, 20608, 22072, 22568, 22784, 22816, 23296, 24304, 25088, 25792, 26611, 27776, 28658, 29302, 32396, 32752, 33488, 34888, 34937, 35867, 36064, 37024, 37076, 38272, 38626, 39494, 39872, 39928, 40768, 41216, 44144, 45136, 45568, 45632, 46592, 48608, 51584, 53222, 55552, 56693, 57316, 58604, 63457, 64792, 64883, 65504, 66976, 69776, 69874, 71734, 72128, 74048, 74152, 76544, 77252, 78988, 79744, 79856, 81536, 82432, 88288, 90272, 91264, 97216, 100303, 103168, 106444, 111104, 113386, 114632, 117208, 126914, 129584, 129766, 131008, 133952, 135191, 139552, 139748, 143468, 144256, 148096, 148304, 153088, 154504, 157976, 159488, 159712, 163072, 176576, 180544, 182528, 186277, 194432, 200606, 206336, 212888, 226772, 229264, 234416, 251069, 253828, 259168, 259532, 262016, 267904, 270382, 279104, 279496, 286936, 288512, 296192, 296608, 309008, 315952, 318976, 319424, 326144, 353152, 361088, 365056, 372554, 388864, 401212, 425776, 444199, 453544, 454181, 458528, 468832, 502138, 507656, 518336, 519064, 524032, 535808, 540764, 558208, 558992, 573872, 577024, 592384, 593216, 618016, 631904, 638848, 706304, 722176, 745108, 777728, 802424, 824941, 851552, 888398, 907088, 908362, 917056, 937664, 1004276, 1015312, 1036672, 1038128, 1048064, 1071616, 1081528, 1116416, 1117984, 1147744, 1186432, 1236032, 1263808, 1277696, 1303939, 1412608, 1444352, 1490216, 1604848, 1649882, 1703104, 1757483, 1776796, 1814176, 1816724, 1834112, 1875328, 2008552, 2030624, 2073344, 2076256, 2163056, 2232832, 2235968, 2295488, 2372864, 2472064, 2527616, 2555392, 2607878, 2980432, 3109393, 3209696, 3299764, 3406208, 3514966, 3553592, 3628352, 3633448, 3668224, 3750656, 4017104, 4061248, 4146688, 4152512, 4326112, 4471936, 4590976, 4745728, 4944128, 5055232, 5215756, 5774587, 5960864, 6218786, 6419392, 6599528, 6812416, 7029932, 7107184, 7256704, 7266896, 7336448, 7501312, 8034208, 8122496, 8305024, 8652224, 8943872, 9181952, 9888256, 10110464, 10431512, 11549174, 11921728, 12437572, 12838784, 13199056, 13624832, 14059864, 14214368, 14513408, 14533792, 16068416, 16244992, 16610048, 17304448, 17887744, 18363904, 20863024, 23098348, 23843456, 24875144, 25677568, 26398112, 28119728, 28428736, 29026816, 29067584, 32136832, 32489984, 33220096, 34608896, 40422109, 41726048, 46196696, 47686912, 49750288, 51355136, 52796224, 56239456, 56857472, 58135168, 64273664, 69217792, 80844218, 83452096, 92393392, 95373824, 99500576, 105592448, 112478912, 113714944, 116270336, 128547328, 161688436, 166904192, 184786784, 199001152, 211184896, 224957824, 227429888, 232540672, 323376872, 333808384, 369573568, 398002304, 422369792, 449915648, 646753744, 667616768, 739147136, 796004608, 899831296, 1293507488, 1478294272, 1592009216, 2587014976, 2956588544, 5174029952, 10348059904, 20696119808]

約数ペア:

[(1, 20696119808), (2, 10348059904), (4, 5174029952), (7, 2956588544), (8, 2587014976), (13, 1592009216), (14, 1478294272), (16, 1293507488), (23, 899831296), (26, 796004608), (28, 739147136), (31, 667616768), (32, 646753744), (46, 449915648), (49, 422369792), (52, 398002304), (56, 369573568), (62, 333808384), (64, 323376872), (89, 232540672), (91, 227429888), (92, 224957824), (98, 211184896), (104, 199001152), (112, 184786784), (124, 166904192), (128, 161688436), (161, 128547328), (178, 116270336), (182, 113714944), (184, 112478912), (196, 105592448), (208, 99500576), (217, 95373824), (224, 92393392), (248, 83452096), (256, 80844218), (299, 69217792), (322, 64273664), (356, 58135168), (364, 56857472), (368, 56239456), (392, 52796224), (403, 51355136), (416, 49750288), (434, 47686912), (448, 46196696), (496, 41726048), (512, 40422109), (598, 34608896), (623, 33220096), (637, 32489984), (644, 32136832), (712, 29067584), (713, 29026816), (728, 28428736), (736, 28119728), (784, 26398112), (806, 25677568), (832, 24875144), (868, 23843456), (896, 23098348), (992, 20863024), (1127, 18363904), (1157, 17887744), (1196, 17304448), (1246, 16610048), (1274, 16244992), (1288, 16068416), (1424, 14533792), (1426, 14513408), (1456, 14214368), (1472, 14059864), (1519, 13624832), (1568, 13199056), (1612, 12838784), (1664, 12437572), (1736, 11921728), (1792, 11549174), (1984, 10431512), (2047, 10110464), (2093, 9888256), (2254, 9181952), (2314, 8943872), (2392, 8652224), (2492, 8305024), (2548, 8122496), (2576, 8034208), (2759, 7501312), (2821, 7336448), (2848, 7266896), (2852, 7256704), (2912, 7107184), (2944, 7029932), (3038, 6812416), (3136, 6599528), (3224, 6419392), (3328, 6218786), (3472, 5960864), (3584, 5774587), (3968, 5215756), (4094, 5055232), (4186, 4944128), (4361, 4745728), (4508, 4590976), (4628, 4471936), (4784, 4326112), (4984, 4152512), (4991, 4146688), (5096, 4061248), (5152, 4017104), (5518, 3750656), (5642, 3668224), (5696, 3633448), (5704, 3628352), (5824, 3553592), (5888, 3514966), (6076, 3406208), (6272, 3299764), (6448, 3209696), (6656, 3109393), (6944, 2980432), (7936, 2607878), (8099, 2555392), (8188, 2527616), (8372, 2472064), (8722, 2372864), (9016, 2295488), (9256, 2235968), (9269, 2232832), (9568, 2163056), (9968, 2076256), (9982, 2073344), (10192, 2030624), (10304, 2008552), (11036, 1875328), (11284, 1834112), (11392, 1816724), (11408, 1814176), (11648, 1776796), (11776, 1757483), (12152, 1703104), (12544, 1649882), (12896, 1604848), (13888, 1490216), (14329, 1444352), (14651, 1412608), (15872, 1303939), (16198, 1277696), (16376, 1263808), (16744, 1236032), (17444, 1186432), (18032, 1147744), (18512, 1117984), (18538, 1116416), (19136, 1081528), (19313, 1071616), (19747, 1048064), (19936, 1038128), (19964, 1036672), (20384, 1015312), (20608, 1004276), (22072, 937664), (22568, 917056), (22784, 908362), (22816, 907088), (23296, 888398), (24304, 851552), (25088, 824941), (25792, 802424), (26611, 777728), (27776, 745108), (28658, 722176), (29302, 706304), (32396, 638848), (32752, 631904), (33488, 618016), (34888, 593216), (34937, 592384), (35867, 577024), (36064, 573872), (37024, 558992), (37076, 558208), (38272, 540764), (38626, 535808), (39494, 524032), (39872, 519064), (39928, 518336), (40768, 507656), (41216, 502138), (44144, 468832), (45136, 458528), (45568, 454181), (45632, 453544), (46592, 444199), (48608, 425776), (51584, 401212), (53222, 388864), (55552, 372554), (56693, 365056), (57316, 361088), (58604, 353152), (63457, 326144), (64792, 319424), (64883, 318976), (65504, 315952), (66976, 309008), (69776, 296608), (69874, 296192), (71734, 288512), (72128, 286936), (74048, 279496), (74152, 279104), (76544, 270382), (77252, 267904), (78988, 262016), (79744, 259532), (79856, 259168), (81536, 253828), (82432, 251069), (88288, 234416), (90272, 229264), (91264, 226772), (97216, 212888), (100303, 206336), (103168, 200606), (106444, 194432), (111104, 186277), (113386, 182528), (114632, 180544), (117208, 176576), (126914, 163072), (129584, 159712), (129766, 159488), (131008, 157976), (133952, 154504), (135191, 153088), (139552, 148304), (139748, 148096), (143468, 144256)]