20807764992

素因数分解:

$2^{10}\times 3^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{18973}}^1$

素因数の和:19023

約数の個数: 264

約数和(自身を含む): 72708064416

約数和(自身を除く): 51900299424

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 17, 18, 21, 24, 28, 32, 34, 36, 42, 48, 51, 56, 63, 64, 68, 72, 84, 96, 102, 112, 119, 126, 128, 136, 144, 153, 168, 192, 204, 224, 238, 252, 256, 272, 288, 306, 336, 357, 384, 408, 448, 476, 504, 512, 544, 576, 612, 672, 714, 768, 816, 896, 952, 1008, 1024, 1071, 1088, 1152, 1224, 1344, 1428, 1536, 1632, 1792, 1904, 2016, 2142, 2176, 2304, 2448, 2688, 2856, 3072, 3264, 3584, 3808, 4032, 4284, 4352, 4608, 4896, 5376, 5712, 6528, 7168, 7616, 8064, 8568, 8704, 9216, 9792, 10752, 11424, 13056, 15232, 16128, 17136, 17408, 18973, 19584, 21504, 22848, 26112, 30464, 32256, 34272, 37946, 39168, 45696, 52224, 56919, 60928, 64512, 68544, 75892, 78336, 91392, 113838, 121856, 132811, 137088, 151784, 156672, 170757, 182784, 227676, 265622, 274176, 303568, 322541, 341514, 365568, 398433, 455352, 531244, 548352, 607136, 645082, 683028, 796866, 910704, 967623, 1062488, 1096704, 1195299, 1214272, 1290164, 1366056, 1593732, 1821408, 1935246, 2124976, 2257787, 2390598, 2428544, 2580328, 2732112, 2902869, 3187464, 3642816, 3870492, 4249952, 4515574, 4781196, 4857088, 5160656, 5464224, 5805738, 6374928, 6773361, 7285632, 7740984, 8499904, 9031148, 9562392, 9714176, 10321312, 10928448, 11611476, 12749856, 13546722, 14571264, 15481968, 16999808, 18062296, 19124784, 19428352, 20320083, 20642624, 21856896, 23222952, 25499712, 27093444, 29142528, 30963936, 33999616, 36124592, 38249568, 40640166, 41285248, 43713792, 46445904, 50999424, 54186888, 58285056, 61927872, 67999232, 72249184, 76499136, 81280332, 82570496, 87427584, 92891808, 101998848, 108373776, 123855744, 135998464, 144498368, 152998272, 162560664, 165140992, 174855168, 185783616, 203997696, 216747552, 247711488, 288996736, 305996544, 325121328, 330281984, 371567232, 407995392, 433495104, 495422976, 577993472, 611993088, 650242656, 743134464, 866990208, 990845952, 1155986944, 1223986176, 1300485312, 1486268928, 1733980416, 2311973888, 2600970624, 2972537856, 3467960832, 5201941248, 6935921664, 10403882496, 20807764992]

約数ペア:

[(1, 20807764992), (2, 10403882496), (3, 6935921664), (4, 5201941248), (6, 3467960832), (7, 2972537856), (8, 2600970624), (9, 2311973888), (12, 1733980416), (14, 1486268928), (16, 1300485312), (17, 1223986176), (18, 1155986944), (21, 990845952), (24, 866990208), (28, 743134464), (32, 650242656), (34, 611993088), (36, 577993472), (42, 495422976), (48, 433495104), (51, 407995392), (56, 371567232), (63, 330281984), (64, 325121328), (68, 305996544), (72, 288996736), (84, 247711488), (96, 216747552), (102, 203997696), (112, 185783616), (119, 174855168), (126, 165140992), (128, 162560664), (136, 152998272), (144, 144498368), (153, 135998464), (168, 123855744), (192, 108373776), (204, 101998848), (224, 92891808), (238, 87427584), (252, 82570496), (256, 81280332), (272, 76499136), (288, 72249184), (306, 67999232), (336, 61927872), (357, 58285056), (384, 54186888), (408, 50999424), (448, 46445904), (476, 43713792), (504, 41285248), (512, 40640166), (544, 38249568), (576, 36124592), (612, 33999616), (672, 30963936), (714, 29142528), (768, 27093444), (816, 25499712), (896, 23222952), (952, 21856896), (1008, 20642624), (1024, 20320083), (1071, 19428352), (1088, 19124784), (1152, 18062296), (1224, 16999808), (1344, 15481968), (1428, 14571264), (1536, 13546722), (1632, 12749856), (1792, 11611476), (1904, 10928448), (2016, 10321312), (2142, 9714176), (2176, 9562392), (2304, 9031148), (2448, 8499904), (2688, 7740984), (2856, 7285632), (3072, 6773361), (3264, 6374928), (3584, 5805738), (3808, 5464224), (4032, 5160656), (4284, 4857088), (4352, 4781196), (4608, 4515574), (4896, 4249952), (5376, 3870492), (5712, 3642816), (6528, 3187464), (7168, 2902869), (7616, 2732112), (8064, 2580328), (8568, 2428544), (8704, 2390598), (9216, 2257787), (9792, 2124976), (10752, 1935246), (11424, 1821408), (13056, 1593732), (15232, 1366056), (16128, 1290164), (17136, 1214272), (17408, 1195299), (18973, 1096704), (19584, 1062488), (21504, 967623), (22848, 910704), (26112, 796866), (30464, 683028), (32256, 645082), (34272, 607136), (37946, 548352), (39168, 531244), (45696, 455352), (52224, 398433), (56919, 365568), (60928, 341514), (64512, 322541), (68544, 303568), (75892, 274176), (78336, 265622), (91392, 227676), (113838, 182784), (121856, 170757), (132811, 156672), (137088, 151784)]