208998720

素因数分解:

$2^6\times 3^2\times 5^1\times 7^2\times {\mathrm{1481}}^1$

素因数の和:1518

約数の個数: 252

約数和(自身を含む): 836799444

約数和(自身を除く): 627800724

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, 140, 144, 147, 160, 168, 180, 192, 196, 210, 224, 240, 245, 252, 280, 288, 294, 315, 320, 336, 360, 392, 420, 441, 448, 480, 490, 504, 560, 576, 588, 630, 672, 720, 735, 784, 840, 882, 960, 980, 1008, 1120, 1176, 1260, 1344, 1440, 1470, 1481, 1568, 1680, 1764, 1960, 2016, 2205, 2240, 2352, 2520, 2880, 2940, 2962, 3136, 3360, 3528, 3920, 4032, 4410, 4443, 4704, 5040, 5880, 5924, 6720, 7056, 7405, 7840, 8820, 8886, 9408, 10080, 10367, 11760, 11848, 13329, 14112, 14810, 15680, 17640, 17772, 20160, 20734, 22215, 23520, 23696, 26658, 28224, 29620, 31101, 35280, 35544, 41468, 44430, 47040, 47392, 51835, 53316, 59240, 62202, 66645, 70560, 71088, 72569, 82936, 88860, 93303, 94784, 103670, 106632, 118480, 124404, 133290, 141120, 142176, 145138, 155505, 165872, 177720, 186606, 207340, 213264, 217707, 236960, 248808, 266580, 284352, 290276, 311010, 331744, 355440, 362845, 373212, 414680, 426528, 435414, 466515, 473920, 497616, 533160, 580552, 622020, 653121, 663488, 710880, 725690, 746424, 829360, 853056, 870828, 933030, 995232, 1066320, 1088535, 1161104, 1244040, 1306242, 1421760, 1451380, 1492848, 1658720, 1741656, 1866060, 1990464, 2132640, 2177070, 2322208, 2488080, 2612484, 2902760, 2985696, 3265605, 3317440, 3483312, 3732120, 4265280, 4354140, 4644416, 4976160, 5224968, 5805520, 5971392, 6531210, 6966624, 7464240, 8708280, 9952320, 10449936, 11611040, 13062420, 13933248, 14928480, 17416560, 20899872, 23222080, 26124840, 29856960, 34833120, 41799744, 52249680, 69666240, 104499360, 208998720]

約数ペア:

[(1, 208998720), (2, 104499360), (3, 69666240), (4, 52249680), (5, 41799744), (6, 34833120), (7, 29856960), (8, 26124840), (9, 23222080), (10, 20899872), (12, 17416560), (14, 14928480), (15, 13933248), (16, 13062420), (18, 11611040), (20, 10449936), (21, 9952320), (24, 8708280), (28, 7464240), (30, 6966624), (32, 6531210), (35, 5971392), (36, 5805520), (40, 5224968), (42, 4976160), (45, 4644416), (48, 4354140), (49, 4265280), (56, 3732120), (60, 3483312), (63, 3317440), (64, 3265605), (70, 2985696), (72, 2902760), (80, 2612484), (84, 2488080), (90, 2322208), (96, 2177070), (98, 2132640), (105, 1990464), (112, 1866060), (120, 1741656), (126, 1658720), (140, 1492848), (144, 1451380), (147, 1421760), (160, 1306242), (168, 1244040), (180, 1161104), (192, 1088535), (196, 1066320), (210, 995232), (224, 933030), (240, 870828), (245, 853056), (252, 829360), (280, 746424), (288, 725690), (294, 710880), (315, 663488), (320, 653121), (336, 622020), (360, 580552), (392, 533160), (420, 497616), (441, 473920), (448, 466515), (480, 435414), (490, 426528), (504, 414680), (560, 373212), (576, 362845), (588, 355440), (630, 331744), (672, 311010), (720, 290276), (735, 284352), (784, 266580), (840, 248808), (882, 236960), (960, 217707), (980, 213264), (1008, 207340), (1120, 186606), (1176, 177720), (1260, 165872), (1344, 155505), (1440, 145138), (1470, 142176), (1481, 141120), (1568, 133290), (1680, 124404), (1764, 118480), (1960, 106632), (2016, 103670), (2205, 94784), (2240, 93303), (2352, 88860), (2520, 82936), (2880, 72569), (2940, 71088), (2962, 70560), (3136, 66645), (3360, 62202), (3528, 59240), (3920, 53316), (4032, 51835), (4410, 47392), (4443, 47040), (4704, 44430), (5040, 41468), (5880, 35544), (5924, 35280), (6720, 31101), (7056, 29620), (7405, 28224), (7840, 26658), (8820, 23696), (8886, 23520), (9408, 22215), (10080, 20734), (10367, 20160), (11760, 17772), (11848, 17640), (13329, 15680), (14112, 14810)]