205823520

素因数分解:

$2^5\times 3^2\times 5^1\times 7^2\times {\mathrm{2917}}^1$

素因数の和:2952

約数の個数: 216

約数和(自身を含む): 817325964

約数和(自身を除く): 611502444

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, 70, 72, 80, 84, 90, 96, 98, 105, 112, 120, 126, 140, 144, 147, 160, 168, 180, 196, 210, 224, 240, 245, 252, 280, 288, 294, 315, 336, 360, 392, 420, 441, 480, 490, 504, 560, 588, 630, 672, 720, 735, 784, 840, 882, 980, 1008, 1120, 1176, 1260, 1440, 1470, 1568, 1680, 1764, 1960, 2016, 2205, 2352, 2520, 2917, 2940, 3360, 3528, 3920, 4410, 4704, 5040, 5834, 5880, 7056, 7840, 8751, 8820, 10080, 11668, 11760, 14112, 14585, 17502, 17640, 20419, 23336, 23520, 26253, 29170, 35004, 35280, 40838, 43755, 46672, 52506, 58340, 61257, 70008, 70560, 81676, 87510, 93344, 102095, 105012, 116680, 122514, 131265, 140016, 142933, 163352, 175020, 183771, 204190, 210024, 233360, 245028, 262530, 280032, 285866, 306285, 326704, 350040, 367542, 408380, 420048, 428799, 466720, 490056, 525060, 571732, 612570, 653408, 700080, 714665, 735084, 816760, 840096, 857598, 918855, 980112, 1050120, 1143464, 1225140, 1286397, 1400160, 1429330, 1470168, 1633520, 1715196, 1837710, 1960224, 2100240, 2143995, 2286928, 2450280, 2572794, 2858660, 2940336, 3267040, 3430392, 3675420, 4200480, 4287990, 4573856, 4900560, 5145588, 5717320, 5880672, 6431985, 6860784, 7350840, 8575980, 9801120, 10291176, 11434640, 12863970, 13721568, 14701680, 17151960, 20582352, 22869280, 25727940, 29403360, 34303920, 41164704, 51455880, 68607840, 102911760, 205823520]

約数ペア:

[(1, 205823520), (2, 102911760), (3, 68607840), (4, 51455880), (5, 41164704), (6, 34303920), (7, 29403360), (8, 25727940), (9, 22869280), (10, 20582352), (12, 17151960), (14, 14701680), (15, 13721568), (16, 12863970), (18, 11434640), (20, 10291176), (21, 9801120), (24, 8575980), (28, 7350840), (30, 6860784), (32, 6431985), (35, 5880672), (36, 5717320), (40, 5145588), (42, 4900560), (45, 4573856), (48, 4287990), (49, 4200480), (56, 3675420), (60, 3430392), (63, 3267040), (70, 2940336), (72, 2858660), (80, 2572794), (84, 2450280), (90, 2286928), (96, 2143995), (98, 2100240), (105, 1960224), (112, 1837710), (120, 1715196), (126, 1633520), (140, 1470168), (144, 1429330), (147, 1400160), (160, 1286397), (168, 1225140), (180, 1143464), (196, 1050120), (210, 980112), (224, 918855), (240, 857598), (245, 840096), (252, 816760), (280, 735084), (288, 714665), (294, 700080), (315, 653408), (336, 612570), (360, 571732), (392, 525060), (420, 490056), (441, 466720), (480, 428799), (490, 420048), (504, 408380), (560, 367542), (588, 350040), (630, 326704), (672, 306285), (720, 285866), (735, 280032), (784, 262530), (840, 245028), (882, 233360), (980, 210024), (1008, 204190), (1120, 183771), (1176, 175020), (1260, 163352), (1440, 142933), (1470, 140016), (1568, 131265), (1680, 122514), (1764, 116680), (1960, 105012), (2016, 102095), (2205, 93344), (2352, 87510), (2520, 81676), (2917, 70560), (2940, 70008), (3360, 61257), (3528, 58340), (3920, 52506), (4410, 46672), (4704, 43755), (5040, 40838), (5834, 35280), (5880, 35004), (7056, 29170), (7840, 26253), (8751, 23520), (8820, 23336), (10080, 20419), (11668, 17640), (11760, 17502), (14112, 14585)]