81643584

素因数分解:

$2^6\times 3^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1$

素因数の和:129

約数の個数: 224

約数和(自身を含む): 257495040

約数和(自身を除く): 175851456

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 16, 22, 24, 29, 31, 32, 33, 43, 44, 48, 58, 62, 64, 66, 86, 87, 88, 93, 96, 116, 124, 129, 132, 172, 174, 176, 186, 192, 232, 248, 258, 264, 319, 341, 344, 348, 352, 372, 464, 473, 496, 516, 528, 638, 682, 688, 696, 704, 744, 899, 928, 946, 957, 992, 1023, 1032, 1056, 1247, 1276, 1333, 1364, 1376, 1392, 1419, 1488, 1798, 1856, 1892, 1914, 1984, 2046, 2064, 2112, 2494, 2552, 2666, 2697, 2728, 2752, 2784, 2838, 2976, 3596, 3741, 3784, 3828, 3999, 4092, 4128, 4988, 5104, 5332, 5394, 5456, 5568, 5676, 5952, 7192, 7482, 7568, 7656, 7998, 8184, 8256, 9889, 9976, 10208, 10664, 10788, 10912, 11352, 13717, 14384, 14663, 14964, 15136, 15312, 15996, 16368, 19778, 19952, 20416, 21328, 21576, 21824, 22704, 27434, 28768, 29326, 29667, 29928, 30272, 30624, 31992, 32736, 38657, 39556, 39904, 41151, 42656, 43152, 43989, 45408, 54868, 57536, 58652, 59334, 59856, 61248, 63984, 65472, 77314, 79112, 79808, 82302, 85312, 86304, 87978, 90816, 109736, 115971, 117304, 118668, 119712, 127968, 154628, 158224, 164604, 172608, 175956, 219472, 231942, 234608, 237336, 239424, 255936, 309256, 316448, 329208, 351912, 425227, 438944, 463884, 469216, 474672, 618512, 632896, 658416, 703824, 850454, 877888, 927768, 938432, 949344, 1237024, 1275681, 1316832, 1407648, 1700908, 1855536, 1898688, 2474048, 2551362, 2633664, 2815296, 3401816, 3711072, 5102724, 6803632, 7422144, 10205448, 13607264, 20410896, 27214528, 40821792, 81643584]

約数ペア:

[(1, 81643584), (2, 40821792), (3, 27214528), (4, 20410896), (6, 13607264), (8, 10205448), (11, 7422144), (12, 6803632), (16, 5102724), (22, 3711072), (24, 3401816), (29, 2815296), (31, 2633664), (32, 2551362), (33, 2474048), (43, 1898688), (44, 1855536), (48, 1700908), (58, 1407648), (62, 1316832), (64, 1275681), (66, 1237024), (86, 949344), (87, 938432), (88, 927768), (93, 877888), (96, 850454), (116, 703824), (124, 658416), (129, 632896), (132, 618512), (172, 474672), (174, 469216), (176, 463884), (186, 438944), (192, 425227), (232, 351912), (248, 329208), (258, 316448), (264, 309256), (319, 255936), (341, 239424), (344, 237336), (348, 234608), (352, 231942), (372, 219472), (464, 175956), (473, 172608), (496, 164604), (516, 158224), (528, 154628), (638, 127968), (682, 119712), (688, 118668), (696, 117304), (704, 115971), (744, 109736), (899, 90816), (928, 87978), (946, 86304), (957, 85312), (992, 82302), (1023, 79808), (1032, 79112), (1056, 77314), (1247, 65472), (1276, 63984), (1333, 61248), (1364, 59856), (1376, 59334), (1392, 58652), (1419, 57536), (1488, 54868), (1798, 45408), (1856, 43989), (1892, 43152), (1914, 42656), (1984, 41151), (2046, 39904), (2064, 39556), (2112, 38657), (2494, 32736), (2552, 31992), (2666, 30624), (2697, 30272), (2728, 29928), (2752, 29667), (2784, 29326), (2838, 28768), (2976, 27434), (3596, 22704), (3741, 21824), (3784, 21576), (3828, 21328), (3999, 20416), (4092, 19952), (4128, 19778), (4988, 16368), (5104, 15996), (5332, 15312), (5394, 15136), (5456, 14964), (5568, 14663), (5676, 14384), (5952, 13717), (7192, 11352), (7482, 10912), (7568, 10788), (7656, 10664), (7998, 10208), (8184, 9976), (8256, 9889)]