20218346496

素因数分解:

$2^{10}\times 3^5\times {\mathrm{193}}^1\times {\mathrm{421}}^1$

素因数の和:649

約数の個数: 264

約数和(自身を含む): 61000501744

約数和(自身を除く): 40782155248

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 32, 36, 48, 54, 64, 72, 81, 96, 108, 128, 144, 162, 192, 193, 216, 243, 256, 288, 324, 384, 386, 421, 432, 486, 512, 576, 579, 648, 768, 772, 842, 864, 972, 1024, 1152, 1158, 1263, 1296, 1536, 1544, 1684, 1728, 1737, 1944, 2304, 2316, 2526, 2592, 3072, 3088, 3368, 3456, 3474, 3789, 3888, 4608, 4632, 5052, 5184, 5211, 6176, 6736, 6912, 6948, 7578, 7776, 9216, 9264, 10104, 10368, 10422, 11367, 12352, 13472, 13824, 13896, 15156, 15552, 15633, 18528, 20208, 20736, 20844, 22734, 24704, 26944, 27648, 27792, 30312, 31104, 31266, 34101, 37056, 40416, 41472, 41688, 45468, 46899, 49408, 53888, 55584, 60624, 62208, 62532, 68202, 74112, 80832, 81253, 82944, 83376, 90936, 93798, 98816, 102303, 107776, 111168, 121248, 124416, 125064, 136404, 148224, 161664, 162506, 166752, 181872, 187596, 197632, 204606, 215552, 222336, 242496, 243759, 248832, 250128, 272808, 296448, 323328, 325012, 333504, 363744, 375192, 409212, 431104, 444672, 484992, 487518, 500256, 545616, 592896, 646656, 650024, 667008, 727488, 731277, 750384, 818424, 889344, 969984, 975036, 1000512, 1091232, 1293312, 1300048, 1334016, 1454976, 1462554, 1500768, 1636848, 1778688, 1939968, 1950072, 2001024, 2182464, 2193831, 2600096, 2668032, 2909952, 2925108, 3001536, 3273696, 3879936, 3900144, 4002048, 4364928, 4387662, 5200192, 5336064, 5819904, 5850216, 6003072, 6547392, 6581493, 7800288, 8004096, 8729856, 8775324, 10400384, 11639808, 11700432, 12006144, 13094784, 13162986, 15600576, 16008192, 17459712, 17550648, 19744479, 20800768, 23400864, 24012288, 26189568, 26325972, 31201152, 34919424, 35101296, 39488958, 41601536, 46801728, 48024576, 52379136, 52651944, 62402304, 70202592, 78977916, 83203072, 93603456, 104758272, 105303888, 124804608, 140405184, 157955832, 187206912, 210607776, 249609216, 280810368, 315911664, 374413824, 421215552, 561620736, 631823328, 748827648, 842431104, 1123241472, 1263646656, 1684862208, 2246482944, 2527293312, 3369724416, 5054586624, 6739448832, 10109173248, 20218346496]

約数ペア:

[(1, 20218346496), (2, 10109173248), (3, 6739448832), (4, 5054586624), (6, 3369724416), (8, 2527293312), (9, 2246482944), (12, 1684862208), (16, 1263646656), (18, 1123241472), (24, 842431104), (27, 748827648), (32, 631823328), (36, 561620736), (48, 421215552), (54, 374413824), (64, 315911664), (72, 280810368), (81, 249609216), (96, 210607776), (108, 187206912), (128, 157955832), (144, 140405184), (162, 124804608), (192, 105303888), (193, 104758272), (216, 93603456), (243, 83203072), (256, 78977916), (288, 70202592), (324, 62402304), (384, 52651944), (386, 52379136), (421, 48024576), (432, 46801728), (486, 41601536), (512, 39488958), (576, 35101296), (579, 34919424), (648, 31201152), (768, 26325972), (772, 26189568), (842, 24012288), (864, 23400864), (972, 20800768), (1024, 19744479), (1152, 17550648), (1158, 17459712), (1263, 16008192), (1296, 15600576), (1536, 13162986), (1544, 13094784), (1684, 12006144), (1728, 11700432), (1737, 11639808), (1944, 10400384), (2304, 8775324), (2316, 8729856), (2526, 8004096), (2592, 7800288), (3072, 6581493), (3088, 6547392), (3368, 6003072), (3456, 5850216), (3474, 5819904), (3789, 5336064), (3888, 5200192), (4608, 4387662), (4632, 4364928), (5052, 4002048), (5184, 3900144), (5211, 3879936), (6176, 3273696), (6736, 3001536), (6912, 2925108), (6948, 2909952), (7578, 2668032), (7776, 2600096), (9216, 2193831), (9264, 2182464), (10104, 2001024), (10368, 1950072), (10422, 1939968), (11367, 1778688), (12352, 1636848), (13472, 1500768), (13824, 1462554), (13896, 1454976), (15156, 1334016), (15552, 1300048), (15633, 1293312), (18528, 1091232), (20208, 1000512), (20736, 975036), (20844, 969984), (22734, 889344), (24704, 818424), (26944, 750384), (27648, 731277), (27792, 727488), (30312, 667008), (31104, 650024), (31266, 646656), (34101, 592896), (37056, 545616), (40416, 500256), (41472, 487518), (41688, 484992), (45468, 444672), (46899, 431104), (49408, 409212), (53888, 375192), (55584, 363744), (60624, 333504), (62208, 325012), (62532, 323328), (68202, 296448), (74112, 272808), (80832, 250128), (81253, 248832), (82944, 243759), (83376, 242496), (90936, 222336), (93798, 215552), (98816, 204606), (102303, 197632), (107776, 187596), (111168, 181872), (121248, 166752), (124416, 162506), (125064, 161664), (136404, 148224)]