2780346240

素因数分解:

$2^7\times 3^2\times 5^1\times 7^2\times {\mathrm{9851}}^1$

素因数の和:9890

約数の個数: 288

約数和(自身を含む): 11169507960

約数和(自身を除く): 8389161720

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 32, 35, 36, 40, 42, 45, 48, 49, 56, 60, 63, 64, 70, 72, 80, 84, 90, 96, 98, 105, 112, 120, 126, 128, 140, 144, 147, 160, 168, 180, 192, 196, 210, 224, 240, 245, 252, 280, 288, 294, 315, 320, 336, 360, 384, 392, 420, 441, 448, 480, 490, 504, 560, 576, 588, 630, 640, 672, 720, 735, 784, 840, 882, 896, 960, 980, 1008, 1120, 1152, 1176, 1260, 1344, 1440, 1470, 1568, 1680, 1764, 1920, 1960, 2016, 2205, 2240, 2352, 2520, 2688, 2880, 2940, 3136, 3360, 3528, 3920, 4032, 4410, 4480, 4704, 5040, 5760, 5880, 6272, 6720, 7056, 7840, 8064, 8820, 9408, 9851, 10080, 11760, 13440, 14112, 15680, 17640, 18816, 19702, 20160, 23520, 28224, 29553, 31360, 35280, 39404, 40320, 47040, 49255, 56448, 59106, 68957, 70560, 78808, 88659, 94080, 98510, 118212, 137914, 141120, 147765, 157616, 177318, 197020, 206871, 236424, 275828, 282240, 295530, 315232, 344785, 354636, 394040, 413742, 443295, 472848, 482699, 551656, 591060, 620613, 630464, 689570, 709272, 788080, 827484, 886590, 945696, 965398, 1034355, 1103312, 1182120, 1241226, 1260928, 1379140, 1418544, 1448097, 1576160, 1654968, 1773180, 1891392, 1930796, 2068710, 2206624, 2364240, 2413495, 2482452, 2758280, 2837088, 2896194, 3103065, 3152320, 3309936, 3546360, 3782784, 3861592, 4137420, 4344291, 4413248, 4728480, 4826990, 4964904, 5516560, 5674176, 5792388, 6206130, 6304640, 6619872, 7092720, 7240485, 7723184, 8274840, 8688582, 8826496, 9456960, 9653980, 9929808, 11033120, 11348352, 11584776, 12412260, 13239744, 14185440, 14480970, 15446368, 16549680, 17377164, 18913920, 19307960, 19859616, 21721455, 22066240, 23169552, 24824520, 26479488, 28370880, 28961940, 30892736, 33099360, 34754328, 38615920, 39719232, 43442910, 44132480, 46339104, 49649040, 56741760, 57923880, 61785472, 66198720, 69508656, 77231840, 79438464, 86885820, 92678208, 99298080, 115847760, 132397440, 139017312, 154463680, 173771640, 185356416, 198596160, 231695520, 278034624, 308927360, 347543280, 397192320, 463391040, 556069248, 695086560, 926782080, 1390173120, 2780346240]

約数ペア:

[(1, 2780346240), (2, 1390173120), (3, 926782080), (4, 695086560), (5, 556069248), (6, 463391040), (7, 397192320), (8, 347543280), (9, 308927360), (10, 278034624), (12, 231695520), (14, 198596160), (15, 185356416), (16, 173771640), (18, 154463680), (20, 139017312), (21, 132397440), (24, 115847760), (28, 99298080), (30, 92678208), (32, 86885820), (35, 79438464), (36, 77231840), (40, 69508656), (42, 66198720), (45, 61785472), (48, 57923880), (49, 56741760), (56, 49649040), (60, 46339104), (63, 44132480), (64, 43442910), (70, 39719232), (72, 38615920), (80, 34754328), (84, 33099360), (90, 30892736), (96, 28961940), (98, 28370880), (105, 26479488), (112, 24824520), (120, 23169552), (126, 22066240), (128, 21721455), (140, 19859616), (144, 19307960), (147, 18913920), (160, 17377164), (168, 16549680), (180, 15446368), (192, 14480970), (196, 14185440), (210, 13239744), (224, 12412260), (240, 11584776), (245, 11348352), (252, 11033120), (280, 9929808), (288, 9653980), (294, 9456960), (315, 8826496), (320, 8688582), (336, 8274840), (360, 7723184), (384, 7240485), (392, 7092720), (420, 6619872), (441, 6304640), (448, 6206130), (480, 5792388), (490, 5674176), (504, 5516560), (560, 4964904), (576, 4826990), (588, 4728480), (630, 4413248), (640, 4344291), (672, 4137420), (720, 3861592), (735, 3782784), (784, 3546360), (840, 3309936), (882, 3152320), (896, 3103065), (960, 2896194), (980, 2837088), (1008, 2758280), (1120, 2482452), (1152, 2413495), (1176, 2364240), (1260, 2206624), (1344, 2068710), (1440, 1930796), (1470, 1891392), (1568, 1773180), (1680, 1654968), (1764, 1576160), (1920, 1448097), (1960, 1418544), (2016, 1379140), (2205, 1260928), (2240, 1241226), (2352, 1182120), (2520, 1103312), (2688, 1034355), (2880, 965398), (2940, 945696), (3136, 886590), (3360, 827484), (3528, 788080), (3920, 709272), (4032, 689570), (4410, 630464), (4480, 620613), (4704, 591060), (5040, 551656), (5760, 482699), (5880, 472848), (6272, 443295), (6720, 413742), (7056, 394040), (7840, 354636), (8064, 344785), (8820, 315232), (9408, 295530), (9851, 282240), (10080, 275828), (11760, 236424), (13440, 206871), (14112, 197020), (15680, 177318), (17640, 157616), (18816, 147765), (19702, 141120), (20160, 137914), (23520, 118212), (28224, 98510), (29553, 94080), (31360, 88659), (35280, 78808), (39404, 70560), (40320, 68957), (47040, 59106), (49255, 56448)]