641887488

素因数分解:

$2^8\times 3^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1$

素因数の和:126

約数の個数: 432

約数和(自身を含む): 2244802560

約数和(自身を除く): 1602915072

約数列:

[1, 2, 3, 4, 6, 8, 9, 11, 12, 16, 18, 19, 22, 24, 31, 32, 33, 36, 38, 43, 44, 48, 57, 62, 64, 66, 72, 76, 86, 88, 93, 96, 99, 114, 124, 128, 129, 132, 144, 152, 171, 172, 176, 186, 192, 198, 209, 228, 248, 256, 258, 264, 279, 288, 304, 341, 342, 344, 352, 372, 384, 387, 396, 418, 456, 473, 496, 516, 528, 558, 576, 589, 608, 627, 682, 684, 688, 704, 744, 768, 774, 792, 817, 836, 912, 946, 992, 1023, 1032, 1056, 1116, 1152, 1178, 1216, 1254, 1333, 1364, 1368, 1376, 1408, 1419, 1488, 1548, 1584, 1634, 1672, 1767, 1824, 1881, 1892, 1984, 2046, 2064, 2112, 2232, 2304, 2356, 2432, 2451, 2508, 2666, 2728, 2736, 2752, 2816, 2838, 2976, 3069, 3096, 3168, 3268, 3344, 3534, 3648, 3762, 3784, 3968, 3999, 4092, 4128, 4224, 4257, 4464, 4712, 4864, 4902, 5016, 5301, 5332, 5456, 5472, 5504, 5676, 5952, 6138, 6192, 6336, 6479, 6536, 6688, 7068, 7296, 7353, 7524, 7568, 7936, 7998, 8184, 8256, 8448, 8514, 8928, 8987, 9424, 9804, 10032, 10602, 10664, 10912, 10944, 11008, 11352, 11904, 11997, 12276, 12384, 12672, 12958, 13072, 13376, 14136, 14592, 14663, 14706, 15048, 15136, 15996, 16368, 16512, 17028, 17856, 17974, 18848, 19437, 19608, 20064, 21204, 21328, 21824, 21888, 22704, 23808, 23994, 24552, 24768, 25327, 25344, 25916, 26144, 26752, 26961, 28272, 29326, 29412, 30096, 30272, 31992, 32736, 33024, 34056, 35712, 35948, 37696, 38874, 39216, 40128, 42408, 42656, 43648, 43776, 43989, 45408, 47988, 49104, 49536, 50654, 51832, 52288, 53504, 53922, 56544, 58311, 58652, 58824, 60192, 60544, 63984, 65472, 68112, 71424, 71896, 75392, 75981, 77748, 78432, 80256, 80883, 84816, 85312, 87296, 87978, 90816, 95976, 98208, 99072, 101308, 103664, 104576, 107844, 113088, 116622, 117304, 117648, 120384, 121088, 127968, 130944, 131967, 136224, 143792, 150784, 151962, 155496, 156864, 160512, 161766, 169632, 170624, 175956, 181632, 191952, 196416, 202616, 207328, 209152, 215688, 226176, 227943, 233244, 234608, 235296, 240768, 255936, 261888, 263934, 272448, 278597, 287584, 303924, 310992, 313728, 323532, 339264, 341248, 351912, 363264, 383904, 392832, 405232, 414656, 431376, 452352, 455886, 466488, 469216, 470592, 481536, 511872, 527868, 544896, 557194, 575168, 607848, 621984, 627456, 647064, 678528, 703824, 767808, 785664, 810464, 829312, 835791, 862752, 911772, 932976, 938432, 941184, 1023744, 1055736, 1089792, 1114388, 1150336, 1215696, 1243968, 1294128, 1357056, 1407648, 1535616, 1620928, 1658624, 1671582, 1725504, 1823544, 1865952, 1876864, 1882368, 2111472, 2228776, 2300672, 2431392, 2487936, 2507373, 2588256, 2815296, 3071232, 3241856, 3343164, 3451008, 3647088, 3731904, 3753728, 4222944, 4457552, 4862784, 4975872, 5014746, 5176512, 5630592, 6483712, 6686328, 6902016, 7294176, 7463808, 8445888, 8915104, 9725568, 10029492, 10353024, 11261184, 13372656, 14588352, 14927616, 16891776, 17830208, 19451136, 20058984, 20706048, 26745312, 29176704, 33783552, 35660416, 40117968, 53490624, 58353408, 71320832, 80235936, 106981248, 160471872, 213962496, 320943744, 641887488]

約数ペア:

[(1, 641887488), (2, 320943744), (3, 213962496), (4, 160471872), (6, 106981248), (8, 80235936), (9, 71320832), (11, 58353408), (12, 53490624), (16, 40117968), (18, 35660416), (19, 33783552), (22, 29176704), (24, 26745312), (31, 20706048), (32, 20058984), (33, 19451136), (36, 17830208), (38, 16891776), (43, 14927616), (44, 14588352), (48, 13372656), (57, 11261184), (62, 10353024), (64, 10029492), (66, 9725568), (72, 8915104), (76, 8445888), (86, 7463808), (88, 7294176), (93, 6902016), (96, 6686328), (99, 6483712), (114, 5630592), (124, 5176512), (128, 5014746), (129, 4975872), (132, 4862784), (144, 4457552), (152, 4222944), (171, 3753728), (172, 3731904), (176, 3647088), (186, 3451008), (192, 3343164), (198, 3241856), (209, 3071232), (228, 2815296), (248, 2588256), (256, 2507373), (258, 2487936), (264, 2431392), (279, 2300672), (288, 2228776), (304, 2111472), (341, 1882368), (342, 1876864), (344, 1865952), (352, 1823544), (372, 1725504), (384, 1671582), (387, 1658624), (396, 1620928), (418, 1535616), (456, 1407648), (473, 1357056), (496, 1294128), (516, 1243968), (528, 1215696), (558, 1150336), (576, 1114388), (589, 1089792), (608, 1055736), (627, 1023744), (682, 941184), (684, 938432), (688, 932976), (704, 911772), (744, 862752), (768, 835791), (774, 829312), (792, 810464), (817, 785664), (836, 767808), (912, 703824), (946, 678528), (992, 647064), (1023, 627456), (1032, 621984), (1056, 607848), (1116, 575168), (1152, 557194), (1178, 544896), (1216, 527868), (1254, 511872), (1333, 481536), (1364, 470592), (1368, 469216), (1376, 466488), (1408, 455886), (1419, 452352), (1488, 431376), (1548, 414656), (1584, 405232), (1634, 392832), (1672, 383904), (1767, 363264), (1824, 351912), (1881, 341248), (1892, 339264), (1984, 323532), (2046, 313728), (2064, 310992), (2112, 303924), (2232, 287584), (2304, 278597), (2356, 272448), (2432, 263934), (2451, 261888), (2508, 255936), (2666, 240768), (2728, 235296), (2736, 234608), (2752, 233244), (2816, 227943), (2838, 226176), (2976, 215688), (3069, 209152), (3096, 207328), (3168, 202616), (3268, 196416), (3344, 191952), (3534, 181632), (3648, 175956), (3762, 170624), (3784, 169632), (3968, 161766), (3999, 160512), (4092, 156864), (4128, 155496), (4224, 151962), (4257, 150784), (4464, 143792), (4712, 136224), (4864, 131967), (4902, 130944), (5016, 127968), (5301, 121088), (5332, 120384), (5456, 117648), (5472, 117304), (5504, 116622), (5676, 113088), (5952, 107844), (6138, 104576), (6192, 103664), (6336, 101308), (6479, 99072), (6536, 98208), (6688, 95976), (7068, 90816), (7296, 87978), (7353, 87296), (7524, 85312), (7568, 84816), (7936, 80883), (7998, 80256), (8184, 78432), (8256, 77748), (8448, 75981), (8514, 75392), (8928, 71896), (8987, 71424), (9424, 68112), (9804, 65472), (10032, 63984), (10602, 60544), (10664, 60192), (10912, 58824), (10944, 58652), (11008, 58311), (11352, 56544), (11904, 53922), (11997, 53504), (12276, 52288), (12384, 51832), (12672, 50654), (12958, 49536), (13072, 49104), (13376, 47988), (14136, 45408), (14592, 43989), (14663, 43776), (14706, 43648), (15048, 42656), (15136, 42408), (15996, 40128), (16368, 39216), (16512, 38874), (17028, 37696), (17856, 35948), (17974, 35712), (18848, 34056), (19437, 33024), (19608, 32736), (20064, 31992), (21204, 30272), (21328, 30096), (21824, 29412), (21888, 29326), (22704, 28272), (23808, 26961), (23994, 26752), (24552, 26144), (24768, 25916), (25327, 25344)]