20459285280

素因数分解:

$2^5\times 3^2\times 5^1\times 7^1\times {\mathrm{197}}^1\times {\mathrm{10303}}^1$

素因数の和:10528

約数の個数: 288

約数和(自身を含む): 80204027904

約数和(自身を除く): 59744742624

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, 70, 72, 80, 84, 90, 96, 105, 112, 120, 126, 140, 144, 160, 168, 180, 197, 210, 224, 240, 252, 280, 288, 315, 336, 360, 394, 420, 480, 504, 560, 591, 630, 672, 720, 788, 840, 985, 1008, 1120, 1182, 1260, 1379, 1440, 1576, 1680, 1773, 1970, 2016, 2364, 2520, 2758, 2955, 3152, 3360, 3546, 3940, 4137, 4728, 5040, 5516, 5910, 6304, 6895, 7092, 7880, 8274, 8865, 9456, 10080, 10303, 11032, 11820, 12411, 13790, 14184, 15760, 16548, 17730, 18912, 20606, 20685, 22064, 23640, 24822, 27580, 28368, 30909, 31520, 33096, 35460, 41212, 41370, 44128, 47280, 49644, 51515, 55160, 56736, 61818, 62055, 66192, 70920, 72121, 82424, 82740, 92727, 94560, 99288, 103030, 110320, 123636, 124110, 132384, 141840, 144242, 154545, 164848, 165480, 185454, 198576, 206060, 216363, 220640, 247272, 248220, 283680, 288484, 309090, 329696, 330960, 360605, 370908, 397152, 412120, 432726, 463635, 494544, 496440, 576968, 618180, 649089, 661920, 721210, 741816, 824240, 865452, 927270, 989088, 992880, 1081815, 1153936, 1236360, 1298178, 1442420, 1483632, 1648480, 1730904, 1854540, 1985760, 2029691, 2163630, 2307872, 2472720, 2596356, 2884840, 2967264, 3245445, 3461808, 3709080, 4059382, 4327260, 4945440, 5192712, 5769680, 6089073, 6490890, 6923616, 7418160, 8118764, 8654520, 10148455, 10385424, 11539360, 12178146, 12981780, 14207837, 14836320, 16237528, 17309040, 18267219, 20296910, 20770848, 24356292, 25963560, 28415674, 30445365, 32475056, 34618080, 36534438, 40593820, 42623511, 48712584, 51927120, 56831348, 60890730, 64950112, 71039185, 73068876, 81187640, 85247022, 91336095, 97425168, 103854240, 113662696, 121781460, 127870533, 142078370, 146137752, 162375280, 170494044, 182672190, 194850336, 213117555, 227325392, 243562920, 255741066, 284156740, 292275504, 324750560, 340988088, 365344380, 426235110, 454650784, 487125840, 511482132, 568313480, 584551008, 639352665, 681976176, 730688760, 852470220, 974251680, 1022964264, 1136626960, 1278705330, 1363952352, 1461377520, 1704940440, 2045928528, 2273253920, 2557410660, 2922755040, 3409880880, 4091857056, 5114821320, 6819761760, 10229642640, 20459285280]

約数ペア:

[(1, 20459285280), (2, 10229642640), (3, 6819761760), (4, 5114821320), (5, 4091857056), (6, 3409880880), (7, 2922755040), (8, 2557410660), (9, 2273253920), (10, 2045928528), (12, 1704940440), (14, 1461377520), (15, 1363952352), (16, 1278705330), (18, 1136626960), (20, 1022964264), (21, 974251680), (24, 852470220), (28, 730688760), (30, 681976176), (32, 639352665), (35, 584551008), (36, 568313480), (40, 511482132), (42, 487125840), (45, 454650784), (48, 426235110), (56, 365344380), (60, 340988088), (63, 324750560), (70, 292275504), (72, 284156740), (80, 255741066), (84, 243562920), (90, 227325392), (96, 213117555), (105, 194850336), (112, 182672190), (120, 170494044), (126, 162375280), (140, 146137752), (144, 142078370), (160, 127870533), (168, 121781460), (180, 113662696), (197, 103854240), (210, 97425168), (224, 91336095), (240, 85247022), (252, 81187640), (280, 73068876), (288, 71039185), (315, 64950112), (336, 60890730), (360, 56831348), (394, 51927120), (420, 48712584), (480, 42623511), (504, 40593820), (560, 36534438), (591, 34618080), (630, 32475056), (672, 30445365), (720, 28415674), (788, 25963560), (840, 24356292), (985, 20770848), (1008, 20296910), (1120, 18267219), (1182, 17309040), (1260, 16237528), (1379, 14836320), (1440, 14207837), (1576, 12981780), (1680, 12178146), (1773, 11539360), (1970, 10385424), (2016, 10148455), (2364, 8654520), (2520, 8118764), (2758, 7418160), (2955, 6923616), (3152, 6490890), (3360, 6089073), (3546, 5769680), (3940, 5192712), (4137, 4945440), (4728, 4327260), (5040, 4059382), (5516, 3709080), (5910, 3461808), (6304, 3245445), (6895, 2967264), (7092, 2884840), (7880, 2596356), (8274, 2472720), (8865, 2307872), (9456, 2163630), (10080, 2029691), (10303, 1985760), (11032, 1854540), (11820, 1730904), (12411, 1648480), (13790, 1483632), (14184, 1442420), (15760, 1298178), (16548, 1236360), (17730, 1153936), (18912, 1081815), (20606, 992880), (20685, 989088), (22064, 927270), (23640, 865452), (24822, 824240), (27580, 741816), (28368, 721210), (30909, 661920), (31520, 649089), (33096, 618180), (35460, 576968), (41212, 496440), (41370, 494544), (44128, 463635), (47280, 432726), (49644, 412120), (51515, 397152), (55160, 370908), (56736, 360605), (61818, 330960), (62055, 329696), (66192, 309090), (70920, 288484), (72121, 283680), (82424, 248220), (82740, 247272), (92727, 220640), (94560, 216363), (99288, 206060), (103030, 198576), (110320, 185454), (123636, 165480), (124110, 164848), (132384, 154545), (141840, 144242)]