261321131520

素因数分解:

$2^9\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{151}}^1\times {\mathrm{2423}}^1$

素因数の和:2634

約数の個数: 480

約数和(自身を含む): 940798070784

約数和(自身を除く): 679476939264

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 31, 32, 36, 40, 45, 48, 60, 62, 64, 72, 80, 90, 93, 96, 120, 124, 128, 144, 151, 155, 160, 180, 186, 192, 240, 248, 256, 279, 288, 302, 310, 320, 360, 372, 384, 453, 465, 480, 496, 512, 558, 576, 604, 620, 640, 720, 744, 755, 768, 906, 930, 960, 992, 1116, 1152, 1208, 1240, 1280, 1359, 1395, 1440, 1488, 1510, 1536, 1812, 1860, 1920, 1984, 2232, 2265, 2304, 2416, 2423, 2480, 2560, 2718, 2790, 2880, 2976, 3020, 3624, 3720, 3840, 3968, 4464, 4530, 4608, 4681, 4832, 4846, 4960, 5436, 5580, 5760, 5952, 6040, 6795, 7248, 7269, 7440, 7680, 7936, 8928, 9060, 9362, 9664, 9692, 9920, 10872, 11160, 11520, 11904, 12080, 12115, 13590, 14043, 14496, 14538, 14880, 15872, 17856, 18120, 18724, 19328, 19384, 19840, 21744, 21807, 22320, 23040, 23405, 23808, 24160, 24230, 27180, 28086, 28992, 29076, 29760, 35712, 36240, 36345, 37448, 38656, 38768, 39680, 42129, 43488, 43614, 44640, 46810, 47616, 48320, 48460, 54360, 56172, 57984, 58152, 59520, 70215, 71424, 72480, 72690, 74896, 75113, 77312, 77536, 79360, 84258, 86976, 87228, 89280, 93620, 96640, 96920, 108720, 109035, 112344, 115968, 116304, 119040, 140430, 142848, 144960, 145380, 149792, 150226, 155072, 168516, 173952, 174456, 178560, 187240, 193280, 193840, 210645, 217440, 218070, 224688, 225339, 231936, 232608, 238080, 280860, 289920, 290760, 299584, 300452, 310144, 337032, 347904, 348912, 357120, 365873, 374480, 375565, 386560, 387680, 421290, 434880, 436140, 449376, 450678, 465216, 561720, 579840, 581520, 599168, 600904, 620288, 674064, 676017, 695808, 697824, 714240, 731746, 748960, 751130, 775360, 842580, 869760, 872280, 898752, 901356, 930432, 1097619, 1123440, 1126695, 1159680, 1163040, 1198336, 1201808, 1240576, 1348128, 1352034, 1395648, 1463492, 1497920, 1502260, 1550720, 1685160, 1739520, 1744560, 1797504, 1802712, 1829365, 1860864, 2195238, 2246880, 2253390, 2326080, 2396672, 2403616, 2696256, 2704068, 2791296, 2926984, 2995840, 3004520, 3101440, 3292857, 3370320, 3380085, 3479040, 3489120, 3595008, 3605424, 3658730, 3721728, 4390476, 4493760, 4506780, 4652160, 4807232, 5392512, 5408136, 5488095, 5582592, 5853968, 5991680, 6009040, 6202880, 6585714, 6740640, 6760170, 6978240, 7190016, 7210848, 7317460, 8780952, 8987520, 9013560, 9304320, 9614464, 10785024, 10816272, 10976190, 11165184, 11342063, 11707936, 11983360, 12018080, 13171428, 13481280, 13520340, 13956480, 14421696, 14634920, 16464285, 17561904, 17975040, 18027120, 18608640, 19228928, 21570048, 21632544, 21952380, 22684126, 23415872, 24036160, 26342856, 26962560, 27040680, 27912960, 28843392, 29269840, 32928570, 34026189, 35123808, 35950080, 36054240, 38457856, 43265088, 43904760, 45368252, 46831744, 48072320, 52685712, 53925120, 54081360, 55825920, 56710315, 57686784, 58539680, 65857140, 68052378, 70247616, 72108480, 86530176, 87809520, 90736504, 93663488, 96144640, 102078567, 105371424, 107850240, 108162720, 113420630, 115373568, 117079360, 131714280, 136104756, 140495232, 144216960, 170130945, 173060352, 175619040, 181473008, 187326976, 192289280, 204157134, 210742848, 216325440, 226841260, 234158720, 263428560, 272209512, 280990464, 288433920, 340261890, 346120704, 351238080, 362946016, 408314268, 421485696, 432650880, 453682520, 468317440, 510392835, 526857120, 544419024, 561980928, 576867840, 680523780, 702476160, 725892032, 816628536, 842971392, 865301760, 907365040, 936634880, 1020785670, 1053714240, 1088838048, 1361047560, 1404952320, 1451784064, 1633257072, 1685942784, 1730603520, 1814730080, 2041571340, 2107428480, 2177676096, 2722095120, 2809904640, 2903568128, 3266514144, 3629460160, 4083142680, 4214856960, 4355352192, 5444190240, 5807136256, 6533028288, 7258920320, 8166285360, 8429713920, 8710704384, 10888380480, 13066056576, 14517840640, 16332570720, 17421408768, 21776760960, 26132113152, 29035681280, 32665141440, 43553521920, 52264226304, 65330282880, 87107043840, 130660565760, 261321131520]

約数ペア:

[(1, 261321131520), (2, 130660565760), (3, 87107043840), (4, 65330282880), (5, 52264226304), (6, 43553521920), (8, 32665141440), (9, 29035681280), (10, 26132113152), (12, 21776760960), (15, 17421408768), (16, 16332570720), (18, 14517840640), (20, 13066056576), (24, 10888380480), (30, 8710704384), (31, 8429713920), (32, 8166285360), (36, 7258920320), (40, 6533028288), (45, 5807136256), (48, 5444190240), (60, 4355352192), (62, 4214856960), (64, 4083142680), (72, 3629460160), (80, 3266514144), (90, 2903568128), (93, 2809904640), (96, 2722095120), (120, 2177676096), (124, 2107428480), (128, 2041571340), (144, 1814730080), (151, 1730603520), (155, 1685942784), (160, 1633257072), (180, 1451784064), (186, 1404952320), (192, 1361047560), (240, 1088838048), (248, 1053714240), (256, 1020785670), (279, 936634880), (288, 907365040), (302, 865301760), (310, 842971392), (320, 816628536), (360, 725892032), (372, 702476160), (384, 680523780), (453, 576867840), (465, 561980928), (480, 544419024), (496, 526857120), (512, 510392835), (558, 468317440), (576, 453682520), (604, 432650880), (620, 421485696), (640, 408314268), (720, 362946016), (744, 351238080), (755, 346120704), (768, 340261890), (906, 288433920), (930, 280990464), (960, 272209512), (992, 263428560), (1116, 234158720), (1152, 226841260), (1208, 216325440), (1240, 210742848), (1280, 204157134), (1359, 192289280), (1395, 187326976), (1440, 181473008), (1488, 175619040), (1510, 173060352), (1536, 170130945), (1812, 144216960), (1860, 140495232), (1920, 136104756), (1984, 131714280), (2232, 117079360), (2265, 115373568), (2304, 113420630), (2416, 108162720), (2423, 107850240), (2480, 105371424), (2560, 102078567), (2718, 96144640), (2790, 93663488), (2880, 90736504), (2976, 87809520), (3020, 86530176), (3624, 72108480), (3720, 70247616), (3840, 68052378), (3968, 65857140), (4464, 58539680), (4530, 57686784), (4608, 56710315), (4681, 55825920), (4832, 54081360), (4846, 53925120), (4960, 52685712), (5436, 48072320), (5580, 46831744), (5760, 45368252), (5952, 43904760), (6040, 43265088), (6795, 38457856), (7248, 36054240), (7269, 35950080), (7440, 35123808), (7680, 34026189), (7936, 32928570), (8928, 29269840), (9060, 28843392), (9362, 27912960), (9664, 27040680), (9692, 26962560), (9920, 26342856), (10872, 24036160), (11160, 23415872), (11520, 22684126), (11904, 21952380), (12080, 21632544), (12115, 21570048), (13590, 19228928), (14043, 18608640), (14496, 18027120), (14538, 17975040), (14880, 17561904), (15872, 16464285), (17856, 14634920), (18120, 14421696), (18724, 13956480), (19328, 13520340), (19384, 13481280), (19840, 13171428), (21744, 12018080), (21807, 11983360), (22320, 11707936), (23040, 11342063), (23405, 11165184), (23808, 10976190), (24160, 10816272), (24230, 10785024), (27180, 9614464), (28086, 9304320), (28992, 9013560), (29076, 8987520), (29760, 8780952), (35712, 7317460), (36240, 7210848), (36345, 7190016), (37448, 6978240), (38656, 6760170), (38768, 6740640), (39680, 6585714), (42129, 6202880), (43488, 6009040), (43614, 5991680), (44640, 5853968), (46810, 5582592), (47616, 5488095), (48320, 5408136), (48460, 5392512), (54360, 4807232), (56172, 4652160), (57984, 4506780), (58152, 4493760), (59520, 4390476), (70215, 3721728), (71424, 3658730), (72480, 3605424), (72690, 3595008), (74896, 3489120), (75113, 3479040), (77312, 3380085), (77536, 3370320), (79360, 3292857), (84258, 3101440), (86976, 3004520), (87228, 2995840), (89280, 2926984), (93620, 2791296), (96640, 2704068), (96920, 2696256), (108720, 2403616), (109035, 2396672), (112344, 2326080), (115968, 2253390), (116304, 2246880), (119040, 2195238), (140430, 1860864), (142848, 1829365), (144960, 1802712), (145380, 1797504), (149792, 1744560), (150226, 1739520), (155072, 1685160), (168516, 1550720), (173952, 1502260), (174456, 1497920), (178560, 1463492), (187240, 1395648), (193280, 1352034), (193840, 1348128), (210645, 1240576), (217440, 1201808), (218070, 1198336), (224688, 1163040), (225339, 1159680), (231936, 1126695), (232608, 1123440), (238080, 1097619), (280860, 930432), (289920, 901356), (290760, 898752), (299584, 872280), (300452, 869760), (310144, 842580), (337032, 775360), (347904, 751130), (348912, 748960), (357120, 731746), (365873, 714240), (374480, 697824), (375565, 695808), (386560, 676017), (387680, 674064), (421290, 620288), (434880, 600904), (436140, 599168), (449376, 581520), (450678, 579840), (465216, 561720)]