21950400640

素因数分解:

$2^7\times 5^1\times 7^2\times {\mathrm{31}}^1\times {\mathrm{67}}^1\times {\mathrm{337}}^1$

素因数の和:468

約数の個数: 384

約数和(自身を含む): 64141908480

約数和(自身を除く): 42191507840

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 31, 32, 35, 40, 49, 56, 62, 64, 67, 70, 80, 98, 112, 124, 128, 134, 140, 155, 160, 196, 217, 224, 245, 248, 268, 280, 310, 320, 335, 337, 392, 434, 448, 469, 490, 496, 536, 560, 620, 640, 670, 674, 784, 868, 896, 938, 980, 992, 1072, 1085, 1120, 1240, 1340, 1348, 1519, 1568, 1685, 1736, 1876, 1960, 1984, 2077, 2144, 2170, 2240, 2345, 2359, 2480, 2680, 2696, 3038, 3136, 3283, 3370, 3472, 3752, 3920, 3968, 4154, 4288, 4340, 4480, 4690, 4718, 4960, 5360, 5392, 6076, 6272, 6566, 6740, 6944, 7504, 7595, 7840, 8308, 8576, 8680, 9380, 9436, 9920, 10385, 10447, 10720, 10784, 11795, 12152, 13132, 13480, 13888, 14539, 15008, 15190, 15680, 16415, 16513, 16616, 17360, 18760, 18872, 19840, 20770, 20894, 21440, 21568, 22579, 23590, 24304, 26264, 26960, 27776, 29078, 30016, 30380, 31360, 32830, 33026, 33232, 34720, 37520, 37744, 41540, 41788, 42880, 43136, 45158, 47180, 48608, 52235, 52528, 53920, 58156, 60032, 60760, 65660, 66052, 66464, 69440, 72695, 73129, 75040, 75488, 82565, 83080, 83576, 90316, 94360, 97216, 101773, 104470, 105056, 107840, 112895, 116312, 121520, 131320, 132104, 132928, 138880, 145390, 146258, 150080, 150976, 158053, 165130, 166160, 167152, 180632, 188720, 194432, 203546, 208940, 210112, 215680, 225790, 232624, 243040, 262640, 264208, 265856, 290780, 292516, 300160, 301952, 316106, 330260, 332320, 334304, 361264, 365645, 377440, 407092, 417880, 420224, 451580, 465248, 486080, 508865, 511903, 525280, 528416, 581560, 585032, 632212, 660520, 664640, 668608, 699949, 722528, 731290, 754880, 790265, 814184, 835760, 903160, 930496, 972160, 1017730, 1023806, 1050560, 1056832, 1106371, 1163120, 1170064, 1264424, 1321040, 1329280, 1337216, 1399898, 1445056, 1462580, 1509760, 1580530, 1628368, 1671520, 1806320, 1860992, 2035460, 2047612, 2101120, 2113664, 2212742, 2326240, 2340128, 2528848, 2559515, 2642080, 2799796, 2890112, 2925160, 3161060, 3256736, 3343040, 3499745, 3612640, 4070920, 4095224, 4425484, 4652480, 4680256, 4899643, 5057696, 5119030, 5284160, 5531855, 5599592, 5850320, 6322120, 6513472, 6686080, 6999490, 7225280, 8141840, 8190448, 8850968, 9304960, 9360512, 9799286, 10115392, 10238060, 10568320, 11063710, 11199184, 11700640, 12644240, 13026944, 13998980, 14450560, 16283680, 16380896, 17701936, 19598572, 20230784, 20476120, 22127420, 22398368, 23401280, 24498215, 25288480, 27997960, 32567360, 32761792, 34297501, 35403872, 39197144, 40952240, 44254840, 44796736, 46802560, 48996430, 50576960, 55995920, 65134720, 65523584, 68595002, 70807744, 78394288, 81904480, 88509680, 89593472, 97992860, 101153920, 111991840, 137190004, 141615488, 156788576, 163808960, 171487505, 177019360, 195985720, 223983680, 274380008, 313577152, 327617920, 342975010, 354038720, 391971440, 447967360, 548760016, 627154304, 685950020, 708077440, 783942880, 1097520032, 1371900040, 1567885760, 2195040064, 2743800080, 3135771520, 4390080128, 5487600160, 10975200320, 21950400640]

約数ペア:

[(1, 21950400640), (2, 10975200320), (4, 5487600160), (5, 4390080128), (7, 3135771520), (8, 2743800080), (10, 2195040064), (14, 1567885760), (16, 1371900040), (20, 1097520032), (28, 783942880), (31, 708077440), (32, 685950020), (35, 627154304), (40, 548760016), (49, 447967360), (56, 391971440), (62, 354038720), (64, 342975010), (67, 327617920), (70, 313577152), (80, 274380008), (98, 223983680), (112, 195985720), (124, 177019360), (128, 171487505), (134, 163808960), (140, 156788576), (155, 141615488), (160, 137190004), (196, 111991840), (217, 101153920), (224, 97992860), (245, 89593472), (248, 88509680), (268, 81904480), (280, 78394288), (310, 70807744), (320, 68595002), (335, 65523584), (337, 65134720), (392, 55995920), (434, 50576960), (448, 48996430), (469, 46802560), (490, 44796736), (496, 44254840), (536, 40952240), (560, 39197144), (620, 35403872), (640, 34297501), (670, 32761792), (674, 32567360), (784, 27997960), (868, 25288480), (896, 24498215), (938, 23401280), (980, 22398368), (992, 22127420), (1072, 20476120), (1085, 20230784), (1120, 19598572), (1240, 17701936), (1340, 16380896), (1348, 16283680), (1519, 14450560), (1568, 13998980), (1685, 13026944), (1736, 12644240), (1876, 11700640), (1960, 11199184), (1984, 11063710), (2077, 10568320), (2144, 10238060), (2170, 10115392), (2240, 9799286), (2345, 9360512), (2359, 9304960), (2480, 8850968), (2680, 8190448), (2696, 8141840), (3038, 7225280), (3136, 6999490), (3283, 6686080), (3370, 6513472), (3472, 6322120), (3752, 5850320), (3920, 5599592), (3968, 5531855), (4154, 5284160), (4288, 5119030), (4340, 5057696), (4480, 4899643), (4690, 4680256), (4718, 4652480), (4960, 4425484), (5360, 4095224), (5392, 4070920), (6076, 3612640), (6272, 3499745), (6566, 3343040), (6740, 3256736), (6944, 3161060), (7504, 2925160), (7595, 2890112), (7840, 2799796), (8308, 2642080), (8576, 2559515), (8680, 2528848), (9380, 2340128), (9436, 2326240), (9920, 2212742), (10385, 2113664), (10447, 2101120), (10720, 2047612), (10784, 2035460), (11795, 1860992), (12152, 1806320), (13132, 1671520), (13480, 1628368), (13888, 1580530), (14539, 1509760), (15008, 1462580), (15190, 1445056), (15680, 1399898), (16415, 1337216), (16513, 1329280), (16616, 1321040), (17360, 1264424), (18760, 1170064), (18872, 1163120), (19840, 1106371), (20770, 1056832), (20894, 1050560), (21440, 1023806), (21568, 1017730), (22579, 972160), (23590, 930496), (24304, 903160), (26264, 835760), (26960, 814184), (27776, 790265), (29078, 754880), (30016, 731290), (30380, 722528), (31360, 699949), (32830, 668608), (33026, 664640), (33232, 660520), (34720, 632212), (37520, 585032), (37744, 581560), (41540, 528416), (41788, 525280), (42880, 511903), (43136, 508865), (45158, 486080), (47180, 465248), (48608, 451580), (52235, 420224), (52528, 417880), (53920, 407092), (58156, 377440), (60032, 365645), (60760, 361264), (65660, 334304), (66052, 332320), (66464, 330260), (69440, 316106), (72695, 301952), (73129, 300160), (75040, 292516), (75488, 290780), (82565, 265856), (83080, 264208), (83576, 262640), (90316, 243040), (94360, 232624), (97216, 225790), (101773, 215680), (104470, 210112), (105056, 208940), (107840, 203546), (112895, 194432), (116312, 188720), (121520, 180632), (131320, 167152), (132104, 166160), (132928, 165130), (138880, 158053), (145390, 150976), (146258, 150080)]