209767680

素因数分解:

$2^8\times 3^2\times 5^1\times {\mathrm{131}}^1\times {\mathrm{139}}^1$

素因数の和:297

約数の個数: 216

約数和(自身を含む): 736575840

約数和(自身を除く): 526808160

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 64, 72, 80, 90, 96, 120, 128, 131, 139, 144, 160, 180, 192, 240, 256, 262, 278, 288, 320, 360, 384, 393, 417, 480, 524, 556, 576, 640, 655, 695, 720, 768, 786, 834, 960, 1048, 1112, 1152, 1179, 1251, 1280, 1310, 1390, 1440, 1572, 1668, 1920, 1965, 2085, 2096, 2224, 2304, 2358, 2502, 2620, 2780, 2880, 3144, 3336, 3840, 3930, 4170, 4192, 4448, 4716, 5004, 5240, 5560, 5760, 5895, 6255, 6288, 6672, 7860, 8340, 8384, 8896, 9432, 10008, 10480, 11120, 11520, 11790, 12510, 12576, 13344, 15720, 16680, 16768, 17792, 18209, 18864, 20016, 20960, 22240, 23580, 25020, 25152, 26688, 31440, 33360, 33536, 35584, 36418, 37728, 40032, 41920, 44480, 47160, 50040, 50304, 53376, 54627, 62880, 66720, 72836, 75456, 80064, 83840, 88960, 91045, 94320, 100080, 100608, 106752, 109254, 125760, 133440, 145672, 150912, 160128, 163881, 167680, 177920, 182090, 188640, 200160, 218508, 251520, 266880, 273135, 291344, 301824, 320256, 327762, 364180, 377280, 400320, 437016, 503040, 533760, 546270, 582688, 655524, 728360, 754560, 800640, 819405, 874032, 1092540, 1165376, 1311048, 1456720, 1509120, 1601280, 1638810, 1748064, 2185080, 2330752, 2622096, 2913440, 3277620, 3496128, 4370160, 4661504, 5244192, 5826880, 6555240, 6992256, 8740320, 10488384, 11653760, 13110480, 13984512, 17480640, 20976768, 23307520, 26220960, 34961280, 41953536, 52441920, 69922560, 104883840, 209767680]

約数ペア:

[(1, 209767680), (2, 104883840), (3, 69922560), (4, 52441920), (5, 41953536), (6, 34961280), (8, 26220960), (9, 23307520), (10, 20976768), (12, 17480640), (15, 13984512), (16, 13110480), (18, 11653760), (20, 10488384), (24, 8740320), (30, 6992256), (32, 6555240), (36, 5826880), (40, 5244192), (45, 4661504), (48, 4370160), (60, 3496128), (64, 3277620), (72, 2913440), (80, 2622096), (90, 2330752), (96, 2185080), (120, 1748064), (128, 1638810), (131, 1601280), (139, 1509120), (144, 1456720), (160, 1311048), (180, 1165376), (192, 1092540), (240, 874032), (256, 819405), (262, 800640), (278, 754560), (288, 728360), (320, 655524), (360, 582688), (384, 546270), (393, 533760), (417, 503040), (480, 437016), (524, 400320), (556, 377280), (576, 364180), (640, 327762), (655, 320256), (695, 301824), (720, 291344), (768, 273135), (786, 266880), (834, 251520), (960, 218508), (1048, 200160), (1112, 188640), (1152, 182090), (1179, 177920), (1251, 167680), (1280, 163881), (1310, 160128), (1390, 150912), (1440, 145672), (1572, 133440), (1668, 125760), (1920, 109254), (1965, 106752), (2085, 100608), (2096, 100080), (2224, 94320), (2304, 91045), (2358, 88960), (2502, 83840), (2620, 80064), (2780, 75456), (2880, 72836), (3144, 66720), (3336, 62880), (3840, 54627), (3930, 53376), (4170, 50304), (4192, 50040), (4448, 47160), (4716, 44480), (5004, 41920), (5240, 40032), (5560, 37728), (5760, 36418), (5895, 35584), (6255, 33536), (6288, 33360), (6672, 31440), (7860, 26688), (8340, 25152), (8384, 25020), (8896, 23580), (9432, 22240), (10008, 20960), (10480, 20016), (11120, 18864), (11520, 18209), (11790, 17792), (12510, 16768), (12576, 16680), (13344, 15720)]