1660451520

素因数分解:

$2^6\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{83}}^1\times {\mathrm{229}}^1$

素因数の和:352

約数の個数: 448

約数和(自身を含む): 6595384320

約数和(自身を除く): 4934932800

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 13, 14, 15, 16, 20, 21, 24, 26, 28, 30, 32, 35, 39, 40, 42, 48, 52, 56, 60, 64, 65, 70, 78, 80, 83, 84, 91, 96, 104, 105, 112, 120, 130, 140, 156, 160, 166, 168, 182, 192, 195, 208, 210, 224, 229, 240, 249, 260, 273, 280, 312, 320, 332, 336, 364, 390, 415, 416, 420, 448, 455, 458, 480, 498, 520, 546, 560, 581, 624, 664, 672, 687, 728, 780, 830, 832, 840, 910, 916, 960, 996, 1040, 1079, 1092, 1120, 1145, 1162, 1245, 1248, 1328, 1344, 1365, 1374, 1456, 1560, 1603, 1660, 1680, 1743, 1820, 1832, 1992, 2080, 2158, 2184, 2240, 2290, 2324, 2490, 2496, 2656, 2730, 2748, 2905, 2912, 2977, 3120, 3206, 3237, 3320, 3360, 3435, 3486, 3640, 3664, 3984, 4160, 4316, 4368, 4580, 4648, 4809, 4980, 5312, 5395, 5460, 5496, 5810, 5824, 5954, 6240, 6412, 6474, 6640, 6720, 6870, 6972, 7280, 7328, 7553, 7968, 8015, 8632, 8715, 8736, 8931, 9160, 9296, 9618, 9960, 10790, 10920, 10992, 11620, 11908, 12480, 12824, 12948, 13280, 13740, 13944, 14560, 14656, 14885, 15106, 15936, 16030, 16185, 17264, 17430, 17472, 17862, 18320, 18592, 19007, 19236, 19920, 20839, 21580, 21840, 21984, 22659, 23240, 23816, 24045, 25648, 25896, 26560, 27480, 27888, 29120, 29770, 30212, 32060, 32370, 34528, 34860, 35724, 36640, 37184, 37765, 38014, 38472, 39840, 41678, 43160, 43680, 43968, 44655, 45318, 46480, 47632, 48090, 51296, 51792, 54960, 55776, 57021, 59540, 60424, 62517, 64120, 64740, 69056, 69720, 71448, 73280, 75530, 76028, 76944, 79680, 83356, 86320, 87360, 89310, 90636, 92960, 95035, 95264, 96180, 102592, 103584, 104195, 109920, 111552, 113295, 114042, 119080, 120848, 125034, 128240, 129480, 133049, 139440, 142896, 151060, 152056, 153888, 166712, 172640, 178620, 181272, 185920, 190070, 190528, 192360, 207168, 208390, 219840, 226590, 228084, 238160, 241696, 247091, 250068, 256480, 258960, 266098, 278880, 285105, 285792, 302120, 304112, 307776, 312585, 333424, 345280, 357240, 362544, 380140, 384720, 399147, 416780, 453180, 456168, 476320, 483392, 494182, 500136, 512960, 517920, 532196, 557760, 570210, 571584, 604240, 608224, 625170, 665245, 666848, 714480, 725088, 741273, 760280, 769440, 798294, 833560, 906360, 912336, 952640, 988364, 1000272, 1035840, 1064392, 1140420, 1208480, 1216448, 1235455, 1250340, 1330490, 1333696, 1428960, 1450176, 1482546, 1520560, 1538880, 1596588, 1667120, 1729637, 1812720, 1824672, 1976728, 1995735, 2000544, 2128784, 2280840, 2416960, 2470910, 2500680, 2660980, 2857920, 2965092, 3041120, 3193176, 3334240, 3459274, 3625440, 3649344, 3706365, 3953456, 3991470, 4001088, 4257568, 4561680, 4941820, 5001360, 5188911, 5321960, 5930184, 6082240, 6386352, 6668480, 6918548, 7250880, 7412730, 7906912, 7982940, 8515136, 8648185, 9123360, 9883640, 10002720, 10377822, 10643920, 11860368, 12772704, 13837096, 14825460, 15813824, 15965880, 17296370, 18246720, 19767280, 20005440, 20755644, 21287840, 23720736, 25545408, 25944555, 27674192, 29650920, 31931760, 34592740, 39534560, 41511288, 42575680, 47441472, 51889110, 55348384, 59301840, 63863520, 69185480, 79069120, 83022576, 103778220, 110696768, 118603680, 127727040, 138370960, 166045152, 207556440, 237207360, 276741920, 332090304, 415112880, 553483840, 830225760, 1660451520]

約数ペア:

[(1, 1660451520), (2, 830225760), (3, 553483840), (4, 415112880), (5, 332090304), (6, 276741920), (7, 237207360), (8, 207556440), (10, 166045152), (12, 138370960), (13, 127727040), (14, 118603680), (15, 110696768), (16, 103778220), (20, 83022576), (21, 79069120), (24, 69185480), (26, 63863520), (28, 59301840), (30, 55348384), (32, 51889110), (35, 47441472), (39, 42575680), (40, 41511288), (42, 39534560), (48, 34592740), (52, 31931760), (56, 29650920), (60, 27674192), (64, 25944555), (65, 25545408), (70, 23720736), (78, 21287840), (80, 20755644), (83, 20005440), (84, 19767280), (91, 18246720), (96, 17296370), (104, 15965880), (105, 15813824), (112, 14825460), (120, 13837096), (130, 12772704), (140, 11860368), (156, 10643920), (160, 10377822), (166, 10002720), (168, 9883640), (182, 9123360), (192, 8648185), (195, 8515136), (208, 7982940), (210, 7906912), (224, 7412730), (229, 7250880), (240, 6918548), (249, 6668480), (260, 6386352), (273, 6082240), (280, 5930184), (312, 5321960), (320, 5188911), (332, 5001360), (336, 4941820), (364, 4561680), (390, 4257568), (415, 4001088), (416, 3991470), (420, 3953456), (448, 3706365), (455, 3649344), (458, 3625440), (480, 3459274), (498, 3334240), (520, 3193176), (546, 3041120), (560, 2965092), (581, 2857920), (624, 2660980), (664, 2500680), (672, 2470910), (687, 2416960), (728, 2280840), (780, 2128784), (830, 2000544), (832, 1995735), (840, 1976728), (910, 1824672), (916, 1812720), (960, 1729637), (996, 1667120), (1040, 1596588), (1079, 1538880), (1092, 1520560), (1120, 1482546), (1145, 1450176), (1162, 1428960), (1245, 1333696), (1248, 1330490), (1328, 1250340), (1344, 1235455), (1365, 1216448), (1374, 1208480), (1456, 1140420), (1560, 1064392), (1603, 1035840), (1660, 1000272), (1680, 988364), (1743, 952640), (1820, 912336), (1832, 906360), (1992, 833560), (2080, 798294), (2158, 769440), (2184, 760280), (2240, 741273), (2290, 725088), (2324, 714480), (2490, 666848), (2496, 665245), (2656, 625170), (2730, 608224), (2748, 604240), (2905, 571584), (2912, 570210), (2977, 557760), (3120, 532196), (3206, 517920), (3237, 512960), (3320, 500136), (3360, 494182), (3435, 483392), (3486, 476320), (3640, 456168), (3664, 453180), (3984, 416780), (4160, 399147), (4316, 384720), (4368, 380140), (4580, 362544), (4648, 357240), (4809, 345280), (4980, 333424), (5312, 312585), (5395, 307776), (5460, 304112), (5496, 302120), (5810, 285792), (5824, 285105), (5954, 278880), (6240, 266098), (6412, 258960), (6474, 256480), (6640, 250068), (6720, 247091), (6870, 241696), (6972, 238160), (7280, 228084), (7328, 226590), (7553, 219840), (7968, 208390), (8015, 207168), (8632, 192360), (8715, 190528), (8736, 190070), (8931, 185920), (9160, 181272), (9296, 178620), (9618, 172640), (9960, 166712), (10790, 153888), (10920, 152056), (10992, 151060), (11620, 142896), (11908, 139440), (12480, 133049), (12824, 129480), (12948, 128240), (13280, 125034), (13740, 120848), (13944, 119080), (14560, 114042), (14656, 113295), (14885, 111552), (15106, 109920), (15936, 104195), (16030, 103584), (16185, 102592), (17264, 96180), (17430, 95264), (17472, 95035), (17862, 92960), (18320, 90636), (18592, 89310), (19007, 87360), (19236, 86320), (19920, 83356), (20839, 79680), (21580, 76944), (21840, 76028), (21984, 75530), (22659, 73280), (23240, 71448), (23816, 69720), (24045, 69056), (25648, 64740), (25896, 64120), (26560, 62517), (27480, 60424), (27888, 59540), (29120, 57021), (29770, 55776), (30212, 54960), (32060, 51792), (32370, 51296), (34528, 48090), (34860, 47632), (35724, 46480), (36640, 45318), (37184, 44655), (37765, 43968), (38014, 43680), (38472, 43160), (39840, 41678)]