640885456896

素因数分解:

$2^{22}\times 3^1\times {\mathrm{31}}^2\times {\mathrm{53}}^1$

素因数の和:162

約数の個数: 276

約数和(自身を含む): 1799255538216

約数和(自身を除く): 1158370081320

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 31, 32, 48, 53, 62, 64, 93, 96, 106, 124, 128, 159, 186, 192, 212, 248, 256, 318, 372, 384, 424, 496, 512, 636, 744, 768, 848, 961, 992, 1024, 1272, 1488, 1536, 1643, 1696, 1922, 1984, 2048, 2544, 2883, 2976, 3072, 3286, 3392, 3844, 3968, 4096, 4929, 5088, 5766, 5952, 6144, 6572, 6784, 7688, 7936, 8192, 9858, 10176, 11532, 11904, 12288, 13144, 13568, 15376, 15872, 16384, 19716, 20352, 23064, 23808, 24576, 26288, 27136, 30752, 31744, 32768, 39432, 40704, 46128, 47616, 49152, 50933, 52576, 54272, 61504, 63488, 65536, 78864, 81408, 92256, 95232, 98304, 101866, 105152, 108544, 123008, 126976, 131072, 152799, 157728, 162816, 184512, 190464, 196608, 203732, 210304, 217088, 246016, 253952, 262144, 305598, 315456, 325632, 369024, 380928, 393216, 407464, 420608, 434176, 492032, 507904, 524288, 611196, 630912, 651264, 738048, 761856, 786432, 814928, 841216, 868352, 984064, 1015808, 1048576, 1222392, 1261824, 1302528, 1476096, 1523712, 1572864, 1629856, 1682432, 1736704, 1968128, 2031616, 2097152, 2444784, 2523648, 2605056, 2952192, 3047424, 3145728, 3259712, 3364864, 3473408, 3936256, 4063232, 4194304, 4889568, 5047296, 5210112, 5904384, 6094848, 6291456, 6519424, 6729728, 6946816, 7872512, 8126464, 9779136, 10094592, 10420224, 11808768, 12189696, 12582912, 13038848, 13459456, 13893632, 15745024, 16252928, 19558272, 20189184, 20840448, 23617536, 24379392, 26077696, 26918912, 27787264, 31490048, 32505856, 39116544, 40378368, 41680896, 47235072, 48758784, 52155392, 53837824, 55574528, 62980096, 65011712, 78233088, 80756736, 83361792, 94470144, 97517568, 104310784, 107675648, 111149056, 125960192, 130023424, 156466176, 161513472, 166723584, 188940288, 195035136, 208621568, 215351296, 222298112, 251920384, 312932352, 323026944, 333447168, 377880576, 390070272, 417243136, 430702592, 503840768, 625864704, 646053888, 666894336, 755761152, 834486272, 861405184, 1007681536, 1251729408, 1292107776, 1511522304, 1668972544, 1722810368, 2015363072, 2503458816, 2584215552, 3023044608, 3337945088, 3445620736, 4030726144, 5006917632, 5168431104, 6046089216, 6675890176, 6891241472, 10013835264, 10336862208, 12092178432, 13351780352, 20027670528, 20673724416, 26703560704, 40055341056, 53407121408, 80110682112, 106814242816, 160221364224, 213628485632, 320442728448, 640885456896]

約数ペア:

[(1, 640885456896), (2, 320442728448), (3, 213628485632), (4, 160221364224), (6, 106814242816), (8, 80110682112), (12, 53407121408), (16, 40055341056), (24, 26703560704), (31, 20673724416), (32, 20027670528), (48, 13351780352), (53, 12092178432), (62, 10336862208), (64, 10013835264), (93, 6891241472), (96, 6675890176), (106, 6046089216), (124, 5168431104), (128, 5006917632), (159, 4030726144), (186, 3445620736), (192, 3337945088), (212, 3023044608), (248, 2584215552), (256, 2503458816), (318, 2015363072), (372, 1722810368), (384, 1668972544), (424, 1511522304), (496, 1292107776), (512, 1251729408), (636, 1007681536), (744, 861405184), (768, 834486272), (848, 755761152), (961, 666894336), (992, 646053888), (1024, 625864704), (1272, 503840768), (1488, 430702592), (1536, 417243136), (1643, 390070272), (1696, 377880576), (1922, 333447168), (1984, 323026944), (2048, 312932352), (2544, 251920384), (2883, 222298112), (2976, 215351296), (3072, 208621568), (3286, 195035136), (3392, 188940288), (3844, 166723584), (3968, 161513472), (4096, 156466176), (4929, 130023424), (5088, 125960192), (5766, 111149056), (5952, 107675648), (6144, 104310784), (6572, 97517568), (6784, 94470144), (7688, 83361792), (7936, 80756736), (8192, 78233088), (9858, 65011712), (10176, 62980096), (11532, 55574528), (11904, 53837824), (12288, 52155392), (13144, 48758784), (13568, 47235072), (15376, 41680896), (15872, 40378368), (16384, 39116544), (19716, 32505856), (20352, 31490048), (23064, 27787264), (23808, 26918912), (24576, 26077696), (26288, 24379392), (27136, 23617536), (30752, 20840448), (31744, 20189184), (32768, 19558272), (39432, 16252928), (40704, 15745024), (46128, 13893632), (47616, 13459456), (49152, 13038848), (50933, 12582912), (52576, 12189696), (54272, 11808768), (61504, 10420224), (63488, 10094592), (65536, 9779136), (78864, 8126464), (81408, 7872512), (92256, 6946816), (95232, 6729728), (98304, 6519424), (101866, 6291456), (105152, 6094848), (108544, 5904384), (123008, 5210112), (126976, 5047296), (131072, 4889568), (152799, 4194304), (157728, 4063232), (162816, 3936256), (184512, 3473408), (190464, 3364864), (196608, 3259712), (203732, 3145728), (210304, 3047424), (217088, 2952192), (246016, 2605056), (253952, 2523648), (262144, 2444784), (305598, 2097152), (315456, 2031616), (325632, 1968128), (369024, 1736704), (380928, 1682432), (393216, 1629856), (407464, 1572864), (420608, 1523712), (434176, 1476096), (492032, 1302528), (507904, 1261824), (524288, 1222392), (611196, 1048576), (630912, 1015808), (651264, 984064), (738048, 868352), (761856, 841216), (786432, 814928)]