217338240

素因数分解:

$2^7\times 3^1\times 5^1\times 7^1\times {\mathrm{103}}^1\times {\mathrm{157}}^1$

素因数の和:289

約数の個数: 256

約数和(自身を含む): 804510720

約数和(自身を除く): 587172480

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 42, 48, 56, 60, 64, 70, 80, 84, 96, 103, 105, 112, 120, 128, 140, 157, 160, 168, 192, 206, 210, 224, 240, 280, 309, 314, 320, 336, 384, 412, 420, 448, 471, 480, 515, 560, 618, 628, 640, 672, 721, 785, 824, 840, 896, 942, 960, 1030, 1099, 1120, 1236, 1256, 1344, 1442, 1545, 1570, 1648, 1680, 1884, 1920, 2060, 2163, 2198, 2240, 2355, 2472, 2512, 2688, 2884, 3090, 3140, 3296, 3297, 3360, 3605, 3768, 4120, 4326, 4396, 4480, 4710, 4944, 5024, 5495, 5768, 6180, 6280, 6592, 6594, 6720, 7210, 7536, 8240, 8652, 8792, 9420, 9888, 10048, 10815, 10990, 11536, 12360, 12560, 13184, 13188, 13440, 14420, 15072, 16171, 16480, 16485, 17304, 17584, 18840, 19776, 20096, 21630, 21980, 23072, 24720, 25120, 26376, 28840, 30144, 32342, 32960, 32970, 34608, 35168, 37680, 39552, 43260, 43960, 46144, 48513, 49440, 50240, 52752, 57680, 60288, 64684, 65920, 65940, 69216, 70336, 75360, 80855, 86520, 87920, 92288, 97026, 98880, 100480, 105504, 113197, 115360, 129368, 131880, 138432, 140672, 150720, 161710, 173040, 175840, 194052, 197760, 211008, 226394, 230720, 242565, 258736, 263760, 276864, 301440, 323420, 339591, 346080, 351680, 388104, 422016, 452788, 461440, 485130, 517472, 527520, 565985, 646840, 679182, 692160, 703360, 776208, 905576, 970260, 1034944, 1055040, 1131970, 1293680, 1358364, 1384320, 1552416, 1697955, 1811152, 1940520, 2069888, 2110080, 2263940, 2587360, 2716728, 3104832, 3395910, 3622304, 3881040, 4527880, 5174720, 5433456, 6209664, 6791820, 7244608, 7762080, 9055760, 10349440, 10866912, 13583640, 14489216, 15524160, 18111520, 21733824, 27167280, 31048320, 36223040, 43467648, 54334560, 72446080, 108669120, 217338240]

約数ペア:

[(1, 217338240), (2, 108669120), (3, 72446080), (4, 54334560), (5, 43467648), (6, 36223040), (7, 31048320), (8, 27167280), (10, 21733824), (12, 18111520), (14, 15524160), (15, 14489216), (16, 13583640), (20, 10866912), (21, 10349440), (24, 9055760), (28, 7762080), (30, 7244608), (32, 6791820), (35, 6209664), (40, 5433456), (42, 5174720), (48, 4527880), (56, 3881040), (60, 3622304), (64, 3395910), (70, 3104832), (80, 2716728), (84, 2587360), (96, 2263940), (103, 2110080), (105, 2069888), (112, 1940520), (120, 1811152), (128, 1697955), (140, 1552416), (157, 1384320), (160, 1358364), (168, 1293680), (192, 1131970), (206, 1055040), (210, 1034944), (224, 970260), (240, 905576), (280, 776208), (309, 703360), (314, 692160), (320, 679182), (336, 646840), (384, 565985), (412, 527520), (420, 517472), (448, 485130), (471, 461440), (480, 452788), (515, 422016), (560, 388104), (618, 351680), (628, 346080), (640, 339591), (672, 323420), (721, 301440), (785, 276864), (824, 263760), (840, 258736), (896, 242565), (942, 230720), (960, 226394), (1030, 211008), (1099, 197760), (1120, 194052), (1236, 175840), (1256, 173040), (1344, 161710), (1442, 150720), (1545, 140672), (1570, 138432), (1648, 131880), (1680, 129368), (1884, 115360), (1920, 113197), (2060, 105504), (2163, 100480), (2198, 98880), (2240, 97026), (2355, 92288), (2472, 87920), (2512, 86520), (2688, 80855), (2884, 75360), (3090, 70336), (3140, 69216), (3296, 65940), (3297, 65920), (3360, 64684), (3605, 60288), (3768, 57680), (4120, 52752), (4326, 50240), (4396, 49440), (4480, 48513), (4710, 46144), (4944, 43960), (5024, 43260), (5495, 39552), (5768, 37680), (6180, 35168), (6280, 34608), (6592, 32970), (6594, 32960), (6720, 32342), (7210, 30144), (7536, 28840), (8240, 26376), (8652, 25120), (8792, 24720), (9420, 23072), (9888, 21980), (10048, 21630), (10815, 20096), (10990, 19776), (11536, 18840), (12360, 17584), (12560, 17304), (13184, 16485), (13188, 16480), (13440, 16171), (14420, 15072)]