645601536

素因数分解:

$2^8\times 3^3\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{131}}^1$

素因数の和:210

約数の個数: 288

約数和(自身を含む): 2072125440

約数和(自身を除く): 1426523904

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 23, 24, 27, 31, 32, 36, 46, 48, 54, 62, 64, 69, 72, 92, 93, 96, 108, 124, 128, 131, 138, 144, 184, 186, 192, 207, 216, 248, 256, 262, 276, 279, 288, 368, 372, 384, 393, 414, 432, 496, 524, 552, 558, 576, 621, 713, 736, 744, 768, 786, 828, 837, 864, 992, 1048, 1104, 1116, 1152, 1179, 1242, 1426, 1472, 1488, 1572, 1656, 1674, 1728, 1984, 2096, 2139, 2208, 2232, 2304, 2358, 2484, 2852, 2944, 2976, 3013, 3144, 3312, 3348, 3456, 3537, 3968, 4061, 4192, 4278, 4416, 4464, 4716, 4968, 5704, 5888, 5952, 6026, 6288, 6417, 6624, 6696, 6912, 7074, 7936, 8122, 8384, 8556, 8832, 8928, 9039, 9432, 9936, 11408, 11904, 12052, 12183, 12576, 12834, 13248, 13392, 14148, 16244, 16768, 17112, 17664, 17856, 18078, 18864, 19251, 19872, 22816, 23808, 24104, 24366, 25152, 25668, 26496, 26784, 27117, 28296, 32488, 33536, 34224, 35712, 36156, 36549, 37728, 38502, 39744, 45632, 48208, 48732, 50304, 51336, 52992, 53568, 54234, 56592, 64976, 68448, 71424, 72312, 73098, 75456, 77004, 79488, 81351, 91264, 93403, 96416, 97464, 100608, 102672, 107136, 108468, 109647, 113184, 129952, 136896, 144624, 146196, 150912, 154008, 158976, 162702, 182528, 186806, 192832, 194928, 205344, 214272, 216936, 219294, 226368, 259904, 273792, 280209, 289248, 292392, 301824, 308016, 325404, 373612, 385664, 389856, 410688, 433872, 438588, 452736, 519808, 547584, 560418, 578496, 584784, 616032, 650808, 747224, 771328, 779712, 821376, 840627, 867744, 877176, 905472, 1039616, 1120836, 1156992, 1169568, 1232064, 1301616, 1494448, 1559424, 1642752, 1681254, 1735488, 1754352, 2241672, 2313984, 2339136, 2464128, 2521881, 2603232, 2988896, 3118848, 3362508, 3470976, 3508704, 4483344, 4678272, 4928256, 5043762, 5206464, 5977792, 6725016, 6941952, 7017408, 8966688, 9356544, 10087524, 10412928, 11955584, 13450032, 14034816, 17933376, 20175048, 20825856, 23911168, 26900064, 28069632, 35866752, 40350096, 53800128, 71733504, 80700192, 107600256, 161400384, 215200512, 322800768, 645601536]

約数ペア:

[(1, 645601536), (2, 322800768), (3, 215200512), (4, 161400384), (6, 107600256), (8, 80700192), (9, 71733504), (12, 53800128), (16, 40350096), (18, 35866752), (23, 28069632), (24, 26900064), (27, 23911168), (31, 20825856), (32, 20175048), (36, 17933376), (46, 14034816), (48, 13450032), (54, 11955584), (62, 10412928), (64, 10087524), (69, 9356544), (72, 8966688), (92, 7017408), (93, 6941952), (96, 6725016), (108, 5977792), (124, 5206464), (128, 5043762), (131, 4928256), (138, 4678272), (144, 4483344), (184, 3508704), (186, 3470976), (192, 3362508), (207, 3118848), (216, 2988896), (248, 2603232), (256, 2521881), (262, 2464128), (276, 2339136), (279, 2313984), (288, 2241672), (368, 1754352), (372, 1735488), (384, 1681254), (393, 1642752), (414, 1559424), (432, 1494448), (496, 1301616), (524, 1232064), (552, 1169568), (558, 1156992), (576, 1120836), (621, 1039616), (713, 905472), (736, 877176), (744, 867744), (768, 840627), (786, 821376), (828, 779712), (837, 771328), (864, 747224), (992, 650808), (1048, 616032), (1104, 584784), (1116, 578496), (1152, 560418), (1179, 547584), (1242, 519808), (1426, 452736), (1472, 438588), (1488, 433872), (1572, 410688), (1656, 389856), (1674, 385664), (1728, 373612), (1984, 325404), (2096, 308016), (2139, 301824), (2208, 292392), (2232, 289248), (2304, 280209), (2358, 273792), (2484, 259904), (2852, 226368), (2944, 219294), (2976, 216936), (3013, 214272), (3144, 205344), (3312, 194928), (3348, 192832), (3456, 186806), (3537, 182528), (3968, 162702), (4061, 158976), (4192, 154008), (4278, 150912), (4416, 146196), (4464, 144624), (4716, 136896), (4968, 129952), (5704, 113184), (5888, 109647), (5952, 108468), (6026, 107136), (6288, 102672), (6417, 100608), (6624, 97464), (6696, 96416), (6912, 93403), (7074, 91264), (7936, 81351), (8122, 79488), (8384, 77004), (8556, 75456), (8832, 73098), (8928, 72312), (9039, 71424), (9432, 68448), (9936, 64976), (11408, 56592), (11904, 54234), (12052, 53568), (12183, 52992), (12576, 51336), (12834, 50304), (13248, 48732), (13392, 48208), (14148, 45632), (16244, 39744), (16768, 38502), (17112, 37728), (17664, 36549), (17856, 36156), (18078, 35712), (18864, 34224), (19251, 33536), (19872, 32488), (22816, 28296), (23808, 27117), (24104, 26784), (24366, 26496), (25152, 25668)]