209153280

素因数分解:

$2^8\times 3^1\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{251}}^1$

素因数の和:313

約数の個数: 288

約数和(自身を含む): 791175168

約数和(自身を除く): 582021888

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 31, 32, 35, 40, 42, 48, 56, 60, 62, 64, 70, 80, 84, 93, 96, 105, 112, 120, 124, 128, 140, 155, 160, 168, 186, 192, 210, 217, 224, 240, 248, 251, 256, 280, 310, 320, 336, 372, 384, 420, 434, 448, 465, 480, 496, 502, 560, 620, 640, 651, 672, 744, 753, 768, 840, 868, 896, 930, 960, 992, 1004, 1085, 1120, 1240, 1255, 1280, 1302, 1344, 1488, 1506, 1680, 1736, 1757, 1792, 1860, 1920, 1984, 2008, 2170, 2240, 2480, 2510, 2604, 2688, 2976, 3012, 3255, 3360, 3472, 3514, 3720, 3765, 3840, 3968, 4016, 4340, 4480, 4960, 5020, 5208, 5271, 5376, 5952, 6024, 6510, 6720, 6944, 7028, 7440, 7530, 7781, 7936, 8032, 8680, 8785, 8960, 9920, 10040, 10416, 10542, 11904, 12048, 13020, 13440, 13888, 14056, 14880, 15060, 15562, 16064, 17360, 17570, 19840, 20080, 20832, 21084, 23343, 23808, 24096, 26040, 26355, 26880, 27776, 28112, 29760, 30120, 31124, 32128, 34720, 35140, 38905, 39680, 40160, 41664, 42168, 46686, 48192, 52080, 52710, 54467, 55552, 56224, 59520, 60240, 62248, 64256, 69440, 70280, 77810, 80320, 83328, 84336, 93372, 96384, 104160, 105420, 108934, 112448, 116715, 119040, 120480, 124496, 138880, 140560, 155620, 160640, 163401, 166656, 168672, 186744, 192768, 208320, 210840, 217868, 224896, 233430, 240960, 248992, 272335, 277760, 281120, 311240, 321280, 326802, 337344, 373488, 416640, 421680, 435736, 449792, 466860, 481920, 497984, 544670, 562240, 622480, 653604, 674688, 746976, 817005, 833280, 843360, 871472, 933720, 963840, 995968, 1089340, 1124480, 1244960, 1307208, 1349376, 1493952, 1634010, 1686720, 1742944, 1867440, 1991936, 2178680, 2248960, 2489920, 2614416, 2987904, 3268020, 3373440, 3485888, 3734880, 4357360, 4979840, 5228832, 5975808, 6536040, 6746880, 6971776, 7469760, 8714720, 9959680, 10457664, 13072080, 13943552, 14939520, 17429440, 20915328, 26144160, 29879040, 34858880, 41830656, 52288320, 69717760, 104576640, 209153280]

約数ペア:

[(1, 209153280), (2, 104576640), (3, 69717760), (4, 52288320), (5, 41830656), (6, 34858880), (7, 29879040), (8, 26144160), (10, 20915328), (12, 17429440), (14, 14939520), (15, 13943552), (16, 13072080), (20, 10457664), (21, 9959680), (24, 8714720), (28, 7469760), (30, 6971776), (31, 6746880), (32, 6536040), (35, 5975808), (40, 5228832), (42, 4979840), (48, 4357360), (56, 3734880), (60, 3485888), (62, 3373440), (64, 3268020), (70, 2987904), (80, 2614416), (84, 2489920), (93, 2248960), (96, 2178680), (105, 1991936), (112, 1867440), (120, 1742944), (124, 1686720), (128, 1634010), (140, 1493952), (155, 1349376), (160, 1307208), (168, 1244960), (186, 1124480), (192, 1089340), (210, 995968), (217, 963840), (224, 933720), (240, 871472), (248, 843360), (251, 833280), (256, 817005), (280, 746976), (310, 674688), (320, 653604), (336, 622480), (372, 562240), (384, 544670), (420, 497984), (434, 481920), (448, 466860), (465, 449792), (480, 435736), (496, 421680), (502, 416640), (560, 373488), (620, 337344), (640, 326802), (651, 321280), (672, 311240), (744, 281120), (753, 277760), (768, 272335), (840, 248992), (868, 240960), (896, 233430), (930, 224896), (960, 217868), (992, 210840), (1004, 208320), (1085, 192768), (1120, 186744), (1240, 168672), (1255, 166656), (1280, 163401), (1302, 160640), (1344, 155620), (1488, 140560), (1506, 138880), (1680, 124496), (1736, 120480), (1757, 119040), (1792, 116715), (1860, 112448), (1920, 108934), (1984, 105420), (2008, 104160), (2170, 96384), (2240, 93372), (2480, 84336), (2510, 83328), (2604, 80320), (2688, 77810), (2976, 70280), (3012, 69440), (3255, 64256), (3360, 62248), (3472, 60240), (3514, 59520), (3720, 56224), (3765, 55552), (3840, 54467), (3968, 52710), (4016, 52080), (4340, 48192), (4480, 46686), (4960, 42168), (5020, 41664), (5208, 40160), (5271, 39680), (5376, 38905), (5952, 35140), (6024, 34720), (6510, 32128), (6720, 31124), (6944, 30120), (7028, 29760), (7440, 28112), (7530, 27776), (7781, 26880), (7936, 26355), (8032, 26040), (8680, 24096), (8785, 23808), (8960, 23343), (9920, 21084), (10040, 20832), (10416, 20080), (10542, 19840), (11904, 17570), (12048, 17360), (13020, 16064), (13440, 15562), (13888, 15060), (14056, 14880)]