21183765120

素因数分解:

$2^7\times 3^2\times 5^1\times 7^1\times {\mathrm{525391}}^1$

素因数の和:525423

約数の個数: 192

約数和(自身を含む): 83600375040

約数和(自身を除く): 62416609920

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, 128, 140, 144, 160, 168, 180, 192, 210, 224, 240, 252, 280, 288, 315, 320, 336, 360, 384, 420, 448, 480, 504, 560, 576, 630, 640, 672, 720, 840, 896, 960, 1008, 1120, 1152, 1260, 1344, 1440, 1680, 1920, 2016, 2240, 2520, 2688, 2880, 3360, 4032, 4480, 5040, 5760, 6720, 8064, 10080, 13440, 20160, 40320, 525391, 1050782, 1576173, 2101564, 2626955, 3152346, 3677737, 4203128, 4728519, 5253910, 6304692, 7355474, 7880865, 8406256, 9457038, 10507820, 11033211, 12609384, 14710948, 15761730, 16812512, 18388685, 18914076, 21015640, 22066422, 23642595, 25218768, 29421896, 31523460, 33099633, 33625024, 36777370, 37828152, 42031280, 44132844, 47285190, 50437536, 55166055, 58843792, 63046920, 66199266, 67250048, 73554740, 75656304, 84062560, 88265688, 94570380, 100875072, 110332110, 117687584, 126093840, 132398532, 147109480, 151312608, 165498165, 168125120, 176531376, 189140760, 201750144, 220664220, 235375168, 252187680, 264797064, 294218960, 302625216, 330996330, 336250240, 353062752, 378281520, 441328440, 470750336, 504375360, 529594128, 588437920, 605250432, 661992660, 706125504, 756563040, 882656880, 1008750720, 1059188256, 1176875840, 1323985320, 1412251008, 1513126080, 1765313760, 2118376512, 2353751680, 2647970640, 3026252160, 3530627520, 4236753024, 5295941280, 7061255040, 10591882560, 21183765120]

約数ペア:

[(1, 21183765120), (2, 10591882560), (3, 7061255040), (4, 5295941280), (5, 4236753024), (6, 3530627520), (7, 3026252160), (8, 2647970640), (9, 2353751680), (10, 2118376512), (12, 1765313760), (14, 1513126080), (15, 1412251008), (16, 1323985320), (18, 1176875840), (20, 1059188256), (21, 1008750720), (24, 882656880), (28, 756563040), (30, 706125504), (32, 661992660), (35, 605250432), (36, 588437920), (40, 529594128), (42, 504375360), (45, 470750336), (48, 441328440), (56, 378281520), (60, 353062752), (63, 336250240), (64, 330996330), (70, 302625216), (72, 294218960), (80, 264797064), (84, 252187680), (90, 235375168), (96, 220664220), (105, 201750144), (112, 189140760), (120, 176531376), (126, 168125120), (128, 165498165), (140, 151312608), (144, 147109480), (160, 132398532), (168, 126093840), (180, 117687584), (192, 110332110), (210, 100875072), (224, 94570380), (240, 88265688), (252, 84062560), (280, 75656304), (288, 73554740), (315, 67250048), (320, 66199266), (336, 63046920), (360, 58843792), (384, 55166055), (420, 50437536), (448, 47285190), (480, 44132844), (504, 42031280), (560, 37828152), (576, 36777370), (630, 33625024), (640, 33099633), (672, 31523460), (720, 29421896), (840, 25218768), (896, 23642595), (960, 22066422), (1008, 21015640), (1120, 18914076), (1152, 18388685), (1260, 16812512), (1344, 15761730), (1440, 14710948), (1680, 12609384), (1920, 11033211), (2016, 10507820), (2240, 9457038), (2520, 8406256), (2688, 7880865), (2880, 7355474), (3360, 6304692), (4032, 5253910), (4480, 4728519), (5040, 4203128), (5760, 3677737), (6720, 3152346), (8064, 2626955), (10080, 2101564), (13440, 1576173), (20160, 1050782), (40320, 525391)]