206504640

素因数分解:

$2^6\times 3^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{257}}^1$

素因数の和:317

約数の個数: 280

約数和(自身を含む): 761219712

約数和(自身を除く): 554715072

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 31, 32, 36, 40, 45, 48, 54, 60, 62, 64, 72, 80, 81, 90, 93, 96, 108, 120, 124, 135, 144, 155, 160, 162, 180, 186, 192, 216, 240, 248, 257, 270, 279, 288, 310, 320, 324, 360, 372, 405, 432, 465, 480, 496, 514, 540, 558, 576, 620, 648, 720, 744, 771, 810, 837, 864, 930, 960, 992, 1028, 1080, 1116, 1240, 1285, 1296, 1395, 1440, 1488, 1542, 1620, 1674, 1728, 1860, 1984, 2056, 2160, 2232, 2313, 2480, 2511, 2570, 2592, 2790, 2880, 2976, 3084, 3240, 3348, 3720, 3855, 4112, 4185, 4320, 4464, 4626, 4960, 5022, 5140, 5184, 5580, 5952, 6168, 6480, 6696, 6939, 7440, 7710, 7967, 8224, 8370, 8640, 8928, 9252, 9920, 10044, 10280, 11160, 11565, 12336, 12555, 12960, 13392, 13878, 14880, 15420, 15934, 16448, 16740, 17856, 18504, 20088, 20560, 20817, 22320, 23130, 23901, 24672, 25110, 25920, 26784, 27756, 29760, 30840, 31868, 33480, 34695, 37008, 39835, 40176, 41120, 41634, 44640, 46260, 47802, 49344, 50220, 53568, 55512, 61680, 63736, 66960, 69390, 71703, 74016, 79670, 80352, 82240, 83268, 89280, 92520, 95604, 100440, 104085, 111024, 119505, 123360, 127472, 133920, 138780, 143406, 148032, 159340, 160704, 166536, 185040, 191208, 200880, 208170, 215109, 222048, 239010, 246720, 254944, 267840, 277560, 286812, 318680, 333072, 358515, 370080, 382416, 401760, 416340, 430218, 444096, 478020, 509888, 555120, 573624, 637360, 645327, 666144, 717030, 740160, 764832, 803520, 832680, 860436, 956040, 1075545, 1110240, 1147248, 1274720, 1290654, 1332288, 1434060, 1529664, 1665360, 1720872, 1912080, 2151090, 2220480, 2294496, 2549440, 2581308, 2868120, 3226635, 3330720, 3441744, 3824160, 4302180, 4588992, 5162616, 5736240, 6453270, 6661440, 6883488, 7648320, 8604360, 10325232, 11472480, 12906540, 13766976, 17208720, 20650464, 22944960, 25813080, 34417440, 41300928, 51626160, 68834880, 103252320, 206504640]

約数ペア:

[(1, 206504640), (2, 103252320), (3, 68834880), (4, 51626160), (5, 41300928), (6, 34417440), (8, 25813080), (9, 22944960), (10, 20650464), (12, 17208720), (15, 13766976), (16, 12906540), (18, 11472480), (20, 10325232), (24, 8604360), (27, 7648320), (30, 6883488), (31, 6661440), (32, 6453270), (36, 5736240), (40, 5162616), (45, 4588992), (48, 4302180), (54, 3824160), (60, 3441744), (62, 3330720), (64, 3226635), (72, 2868120), (80, 2581308), (81, 2549440), (90, 2294496), (93, 2220480), (96, 2151090), (108, 1912080), (120, 1720872), (124, 1665360), (135, 1529664), (144, 1434060), (155, 1332288), (160, 1290654), (162, 1274720), (180, 1147248), (186, 1110240), (192, 1075545), (216, 956040), (240, 860436), (248, 832680), (257, 803520), (270, 764832), (279, 740160), (288, 717030), (310, 666144), (320, 645327), (324, 637360), (360, 573624), (372, 555120), (405, 509888), (432, 478020), (465, 444096), (480, 430218), (496, 416340), (514, 401760), (540, 382416), (558, 370080), (576, 358515), (620, 333072), (648, 318680), (720, 286812), (744, 277560), (771, 267840), (810, 254944), (837, 246720), (864, 239010), (930, 222048), (960, 215109), (992, 208170), (1028, 200880), (1080, 191208), (1116, 185040), (1240, 166536), (1285, 160704), (1296, 159340), (1395, 148032), (1440, 143406), (1488, 138780), (1542, 133920), (1620, 127472), (1674, 123360), (1728, 119505), (1860, 111024), (1984, 104085), (2056, 100440), (2160, 95604), (2232, 92520), (2313, 89280), (2480, 83268), (2511, 82240), (2570, 80352), (2592, 79670), (2790, 74016), (2880, 71703), (2976, 69390), (3084, 66960), (3240, 63736), (3348, 61680), (3720, 55512), (3855, 53568), (4112, 50220), (4185, 49344), (4320, 47802), (4464, 46260), (4626, 44640), (4960, 41634), (5022, 41120), (5140, 40176), (5184, 39835), (5580, 37008), (5952, 34695), (6168, 33480), (6480, 31868), (6696, 30840), (6939, 29760), (7440, 27756), (7710, 26784), (7967, 25920), (8224, 25110), (8370, 24672), (8640, 23901), (8928, 23130), (9252, 22320), (9920, 20817), (10044, 20560), (10280, 20088), (11160, 18504), (11565, 17856), (12336, 16740), (12555, 16448), (12960, 15934), (13392, 15420), (13878, 14880)]