641917248

素因数分解:

$2^6\times 3^1\times 7^2\times {\mathrm{31}}^2\times {\mathrm{71}}^1$

素因数の和:162

約数の個数: 252

約数和(自身を含む): 2070238176

約数和(自身を除く): 1428320928

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 31, 32, 42, 48, 49, 56, 62, 64, 71, 84, 93, 96, 98, 112, 124, 142, 147, 168, 186, 192, 196, 213, 217, 224, 248, 284, 294, 336, 372, 392, 426, 434, 448, 496, 497, 568, 588, 651, 672, 744, 784, 852, 868, 961, 992, 994, 1136, 1176, 1302, 1344, 1488, 1491, 1519, 1568, 1704, 1736, 1922, 1984, 1988, 2201, 2272, 2352, 2604, 2883, 2976, 2982, 3038, 3136, 3408, 3472, 3479, 3844, 3976, 4402, 4544, 4557, 4704, 5208, 5766, 5952, 5964, 6076, 6603, 6727, 6816, 6944, 6958, 7688, 7952, 8804, 9114, 9408, 10416, 10437, 11532, 11928, 12152, 13206, 13454, 13632, 13888, 13916, 15376, 15407, 15904, 17608, 18228, 20181, 20832, 20874, 23064, 23856, 24304, 26412, 26908, 27832, 30752, 30814, 31808, 35216, 36456, 40362, 41664, 41748, 46128, 46221, 47089, 47712, 48608, 52824, 53816, 55664, 61504, 61628, 68231, 70432, 72912, 80724, 83496, 92256, 92442, 94178, 95424, 97216, 105648, 107632, 107849, 111328, 123256, 136462, 140864, 141267, 145824, 161448, 166992, 184512, 184884, 188356, 204693, 211296, 215264, 215698, 222656, 246512, 272924, 282534, 291648, 322896, 323547, 333984, 369768, 376712, 409386, 422592, 430528, 431396, 477617, 493024, 545848, 565068, 645792, 647094, 667968, 739536, 753424, 818772, 862792, 955234, 986048, 1091696, 1130136, 1291584, 1294188, 1432851, 1479072, 1506848, 1637544, 1725584, 1910468, 2183392, 2260272, 2588376, 2865702, 2958144, 3013696, 3275088, 3343319, 3451168, 3820936, 4366784, 4520544, 5176752, 5731404, 6550176, 6686638, 6902336, 7641872, 9041088, 10029957, 10353504, 11462808, 13100352, 13373276, 15283744, 20059914, 20707008, 22925616, 26746552, 30567488, 40119828, 45851232, 53493104, 80239656, 91702464, 106986208, 160479312, 213972416, 320958624, 641917248]

約数ペア:

[(1, 641917248), (2, 320958624), (3, 213972416), (4, 160479312), (6, 106986208), (7, 91702464), (8, 80239656), (12, 53493104), (14, 45851232), (16, 40119828), (21, 30567488), (24, 26746552), (28, 22925616), (31, 20707008), (32, 20059914), (42, 15283744), (48, 13373276), (49, 13100352), (56, 11462808), (62, 10353504), (64, 10029957), (71, 9041088), (84, 7641872), (93, 6902336), (96, 6686638), (98, 6550176), (112, 5731404), (124, 5176752), (142, 4520544), (147, 4366784), (168, 3820936), (186, 3451168), (192, 3343319), (196, 3275088), (213, 3013696), (217, 2958144), (224, 2865702), (248, 2588376), (284, 2260272), (294, 2183392), (336, 1910468), (372, 1725584), (392, 1637544), (426, 1506848), (434, 1479072), (448, 1432851), (496, 1294188), (497, 1291584), (568, 1130136), (588, 1091696), (651, 986048), (672, 955234), (744, 862792), (784, 818772), (852, 753424), (868, 739536), (961, 667968), (992, 647094), (994, 645792), (1136, 565068), (1176, 545848), (1302, 493024), (1344, 477617), (1488, 431396), (1491, 430528), (1519, 422592), (1568, 409386), (1704, 376712), (1736, 369768), (1922, 333984), (1984, 323547), (1988, 322896), (2201, 291648), (2272, 282534), (2352, 272924), (2604, 246512), (2883, 222656), (2976, 215698), (2982, 215264), (3038, 211296), (3136, 204693), (3408, 188356), (3472, 184884), (3479, 184512), (3844, 166992), (3976, 161448), (4402, 145824), (4544, 141267), (4557, 140864), (4704, 136462), (5208, 123256), (5766, 111328), (5952, 107849), (5964, 107632), (6076, 105648), (6603, 97216), (6727, 95424), (6816, 94178), (6944, 92442), (6958, 92256), (7688, 83496), (7952, 80724), (8804, 72912), (9114, 70432), (9408, 68231), (10416, 61628), (10437, 61504), (11532, 55664), (11928, 53816), (12152, 52824), (13206, 48608), (13454, 47712), (13632, 47089), (13888, 46221), (13916, 46128), (15376, 41748), (15407, 41664), (15904, 40362), (17608, 36456), (18228, 35216), (20181, 31808), (20832, 30814), (20874, 30752), (23064, 27832), (23856, 26908), (24304, 26412)]