217506240

素因数分解:

$2^6\times 3^2\times 5^1\times 7^1\times {\mathrm{10789}}^1$

素因数の和:10819

約数の個数: 168

約数和(自身を含む): 855085920

約数和(自身を除く): 637579680

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, 56, 60, 63, 64, 70, 72, 80, 84, 90, 96, 105, 112, 120, 126, 140, 144, 160, 168, 180, 192, 210, 224, 240, 252, 280, 288, 315, 320, 336, 360, 420, 448, 480, 504, 560, 576, 630, 672, 720, 840, 960, 1008, 1120, 1260, 1344, 1440, 1680, 2016, 2240, 2520, 2880, 3360, 4032, 5040, 6720, 10080, 10789, 20160, 21578, 32367, 43156, 53945, 64734, 75523, 86312, 97101, 107890, 129468, 151046, 161835, 172624, 194202, 215780, 226569, 258936, 302092, 323670, 345248, 377615, 388404, 431560, 453138, 485505, 517872, 604184, 647340, 679707, 690496, 755230, 776808, 863120, 906276, 971010, 1035744, 1132845, 1208368, 1294680, 1359414, 1510460, 1553616, 1726240, 1812552, 1942020, 2071488, 2265690, 2416736, 2589360, 2718828, 3020920, 3107232, 3398535, 3452480, 3625104, 3884040, 4531380, 4833472, 5178720, 5437656, 6041840, 6214464, 6797070, 7250208, 7768080, 9062760, 10357440, 10875312, 12083680, 13594140, 14500416, 15536160, 18125520, 21750624, 24167360, 27188280, 31072320, 36251040, 43501248, 54376560, 72502080, 108753120, 217506240]

約数ペア:

[(1, 217506240), (2, 108753120), (3, 72502080), (4, 54376560), (5, 43501248), (6, 36251040), (7, 31072320), (8, 27188280), (9, 24167360), (10, 21750624), (12, 18125520), (14, 15536160), (15, 14500416), (16, 13594140), (18, 12083680), (20, 10875312), (21, 10357440), (24, 9062760), (28, 7768080), (30, 7250208), (32, 6797070), (35, 6214464), (36, 6041840), (40, 5437656), (42, 5178720), (45, 4833472), (48, 4531380), (56, 3884040), (60, 3625104), (63, 3452480), (64, 3398535), (70, 3107232), (72, 3020920), (80, 2718828), (84, 2589360), (90, 2416736), (96, 2265690), (105, 2071488), (112, 1942020), (120, 1812552), (126, 1726240), (140, 1553616), (144, 1510460), (160, 1359414), (168, 1294680), (180, 1208368), (192, 1132845), (210, 1035744), (224, 971010), (240, 906276), (252, 863120), (280, 776808), (288, 755230), (315, 690496), (320, 679707), (336, 647340), (360, 604184), (420, 517872), (448, 485505), (480, 453138), (504, 431560), (560, 388404), (576, 377615), (630, 345248), (672, 323670), (720, 302092), (840, 258936), (960, 226569), (1008, 215780), (1120, 194202), (1260, 172624), (1344, 161835), (1440, 151046), (1680, 129468), (2016, 107890), (2240, 97101), (2520, 86312), (2880, 75523), (3360, 64734), (4032, 53945), (5040, 43156), (6720, 32367), (10080, 21578), (10789, 20160)]