18720861120

素因数分解:

$2^6\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{26317}}^1$

素因数の和:26372

約数の個数: 336

約数和(自身を含む): 72997710240

約数和(自身を除く): 54276849120

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 19, 20, 24, 26, 30, 32, 36, 38, 39, 40, 45, 48, 52, 57, 60, 64, 65, 72, 76, 78, 80, 90, 95, 96, 104, 114, 117, 120, 130, 144, 152, 156, 160, 171, 180, 190, 192, 195, 208, 228, 234, 240, 247, 260, 285, 288, 304, 312, 320, 342, 360, 380, 390, 416, 456, 468, 480, 494, 520, 570, 576, 585, 608, 624, 684, 720, 741, 760, 780, 832, 855, 912, 936, 960, 988, 1040, 1140, 1170, 1216, 1235, 1248, 1368, 1440, 1482, 1520, 1560, 1710, 1824, 1872, 1976, 2080, 2223, 2280, 2340, 2470, 2496, 2736, 2880, 2964, 3040, 3120, 3420, 3648, 3705, 3744, 3952, 4160, 4446, 4560, 4680, 4940, 5472, 5928, 6080, 6240, 6840, 7410, 7488, 7904, 8892, 9120, 9360, 9880, 10944, 11115, 11856, 12480, 13680, 14820, 15808, 17784, 18240, 18720, 19760, 22230, 23712, 26317, 27360, 29640, 35568, 37440, 39520, 44460, 47424, 52634, 54720, 59280, 71136, 78951, 79040, 88920, 105268, 118560, 131585, 142272, 157902, 177840, 210536, 236853, 237120, 263170, 315804, 342121, 355680, 394755, 421072, 473706, 500023, 526340, 631608, 684242, 711360, 789510, 842144, 947412, 1000046, 1026363, 1052680, 1184265, 1263216, 1368484, 1500069, 1579020, 1684288, 1710605, 1894824, 2000092, 2052726, 2105360, 2368530, 2500115, 2526432, 2736968, 3000138, 3079089, 3158040, 3421210, 3789648, 4000184, 4105452, 4210720, 4500207, 4737060, 5000230, 5052864, 5131815, 5473936, 6000276, 6158178, 6316080, 6500299, 6842420, 7500345, 7579296, 8000368, 8210904, 8421440, 9000414, 9474120, 10000460, 10263630, 10947872, 12000552, 12316356, 12632160, 13000598, 13684840, 15000690, 15158592, 15395445, 16000736, 16421808, 18000828, 18948240, 19500897, 20000920, 20527260, 21895744, 22501035, 24001104, 24632712, 25264320, 26001196, 27369680, 30001380, 30790890, 32001472, 32501495, 32843616, 36001656, 37896480, 39001794, 40001840, 41054520, 45002070, 48002208, 49265424, 52002392, 54739360, 58502691, 60002760, 61581780, 65002990, 65687232, 72003312, 75792960, 78003588, 80003680, 82109040, 90004140, 96004416, 97504485, 98530848, 104004784, 109478720, 117005382, 120005520, 123163560, 130005980, 144006624, 156007176, 160007360, 164218080, 180008280, 195008970, 197061696, 208009568, 234010764, 240011040, 246327120, 260011960, 288013248, 292513455, 312014352, 328436160, 360016560, 390017940, 416019136, 468021528, 480022080, 492654240, 520023920, 585026910, 624028704, 720033120, 780035880, 936043056, 985308480, 1040047840, 1170053820, 1248057408, 1440066240, 1560071760, 1872086112, 2080095680, 2340107640, 3120143520, 3744172224, 4680215280, 6240287040, 9360430560, 18720861120]

約数ペア:

[(1, 18720861120), (2, 9360430560), (3, 6240287040), (4, 4680215280), (5, 3744172224), (6, 3120143520), (8, 2340107640), (9, 2080095680), (10, 1872086112), (12, 1560071760), (13, 1440066240), (15, 1248057408), (16, 1170053820), (18, 1040047840), (19, 985308480), (20, 936043056), (24, 780035880), (26, 720033120), (30, 624028704), (32, 585026910), (36, 520023920), (38, 492654240), (39, 480022080), (40, 468021528), (45, 416019136), (48, 390017940), (52, 360016560), (57, 328436160), (60, 312014352), (64, 292513455), (65, 288013248), (72, 260011960), (76, 246327120), (78, 240011040), (80, 234010764), (90, 208009568), (95, 197061696), (96, 195008970), (104, 180008280), (114, 164218080), (117, 160007360), (120, 156007176), (130, 144006624), (144, 130005980), (152, 123163560), (156, 120005520), (160, 117005382), (171, 109478720), (180, 104004784), (190, 98530848), (192, 97504485), (195, 96004416), (208, 90004140), (228, 82109040), (234, 80003680), (240, 78003588), (247, 75792960), (260, 72003312), (285, 65687232), (288, 65002990), (304, 61581780), (312, 60002760), (320, 58502691), (342, 54739360), (360, 52002392), (380, 49265424), (390, 48002208), (416, 45002070), (456, 41054520), (468, 40001840), (480, 39001794), (494, 37896480), (520, 36001656), (570, 32843616), (576, 32501495), (585, 32001472), (608, 30790890), (624, 30001380), (684, 27369680), (720, 26001196), (741, 25264320), (760, 24632712), (780, 24001104), (832, 22501035), (855, 21895744), (912, 20527260), (936, 20000920), (960, 19500897), (988, 18948240), (1040, 18000828), (1140, 16421808), (1170, 16000736), (1216, 15395445), (1235, 15158592), (1248, 15000690), (1368, 13684840), (1440, 13000598), (1482, 12632160), (1520, 12316356), (1560, 12000552), (1710, 10947872), (1824, 10263630), (1872, 10000460), (1976, 9474120), (2080, 9000414), (2223, 8421440), (2280, 8210904), (2340, 8000368), (2470, 7579296), (2496, 7500345), (2736, 6842420), (2880, 6500299), (2964, 6316080), (3040, 6158178), (3120, 6000276), (3420, 5473936), (3648, 5131815), (3705, 5052864), (3744, 5000230), (3952, 4737060), (4160, 4500207), (4446, 4210720), (4560, 4105452), (4680, 4000184), (4940, 3789648), (5472, 3421210), (5928, 3158040), (6080, 3079089), (6240, 3000138), (6840, 2736968), (7410, 2526432), (7488, 2500115), (7904, 2368530), (8892, 2105360), (9120, 2052726), (9360, 2000092), (9880, 1894824), (10944, 1710605), (11115, 1684288), (11856, 1579020), (12480, 1500069), (13680, 1368484), (14820, 1263216), (15808, 1184265), (17784, 1052680), (18240, 1026363), (18720, 1000046), (19760, 947412), (22230, 842144), (23712, 789510), (26317, 711360), (27360, 684242), (29640, 631608), (35568, 526340), (37440, 500023), (39520, 473706), (44460, 421072), (47424, 394755), (52634, 355680), (54720, 342121), (59280, 315804), (71136, 263170), (78951, 237120), (79040, 236853), (88920, 210536), (105268, 177840), (118560, 157902), (131585, 142272)]