21004254720

素因数分解:

$2^9\times 3^3\times 5^1\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{191}}^1$

素因数の和:303

約数の個数: 640

約数和(自身を含む): 78817812480

約数和(自身を除く): 57813557760

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 32, 36, 37, 40, 43, 45, 48, 54, 60, 64, 72, 74, 80, 86, 90, 96, 108, 111, 120, 128, 129, 135, 144, 148, 160, 172, 180, 185, 191, 192, 215, 216, 222, 240, 256, 258, 270, 288, 296, 320, 333, 344, 360, 370, 382, 384, 387, 430, 432, 444, 480, 512, 516, 540, 555, 573, 576, 592, 640, 645, 666, 688, 720, 740, 764, 768, 774, 860, 864, 888, 955, 960, 999, 1032, 1080, 1110, 1146, 1152, 1161, 1184, 1280, 1290, 1332, 1376, 1440, 1480, 1528, 1536, 1548, 1591, 1665, 1719, 1720, 1728, 1776, 1910, 1920, 1935, 1998, 2064, 2160, 2220, 2292, 2304, 2322, 2368, 2560, 2580, 2664, 2752, 2865, 2880, 2960, 3056, 3096, 3182, 3330, 3438, 3440, 3456, 3552, 3820, 3840, 3870, 3996, 4128, 4320, 4440, 4584, 4608, 4644, 4736, 4773, 4995, 5157, 5160, 5328, 5504, 5730, 5760, 5805, 5920, 6112, 6192, 6364, 6660, 6876, 6880, 6912, 7067, 7104, 7640, 7680, 7740, 7955, 7992, 8213, 8256, 8595, 8640, 8880, 9168, 9288, 9472, 9546, 9990, 10314, 10320, 10656, 11008, 11460, 11520, 11610, 11840, 12224, 12384, 12728, 13320, 13752, 13760, 13824, 14134, 14208, 14319, 15280, 15480, 15910, 15984, 16426, 16512, 17190, 17280, 17760, 18336, 18576, 18944, 19092, 19980, 20628, 20640, 21201, 21312, 22016, 22920, 23040, 23220, 23680, 23865, 24448, 24639, 24768, 25456, 25785, 26640, 27504, 27520, 28268, 28416, 28638, 30560, 30960, 31820, 31968, 32852, 33024, 34380, 34560, 35335, 35520, 36672, 37152, 38184, 39960, 41065, 41256, 41280, 42402, 42624, 42957, 45840, 46440, 47360, 47730, 48896, 49278, 49536, 50912, 51570, 53280, 55008, 55040, 56536, 56832, 57276, 61120, 61920, 63603, 63640, 63936, 65704, 66048, 68760, 69120, 70670, 71040, 71595, 73344, 73917, 74304, 76368, 79920, 82130, 82512, 82560, 84804, 85248, 85914, 91680, 92880, 94720, 95460, 97792, 98556, 99072, 101824, 103140, 106005, 106560, 110016, 110080, 113072, 114552, 122240, 123195, 123840, 127206, 127280, 127872, 131408, 137520, 141340, 142080, 143190, 146688, 147834, 148608, 152736, 159840, 164260, 165024, 165120, 169608, 170496, 171828, 183360, 185760, 190809, 190920, 197112, 198144, 203648, 206280, 212010, 213120, 214785, 220032, 221751, 226144, 229104, 244480, 246390, 247680, 254412, 254560, 255744, 262816, 275040, 282680, 284160, 286380, 293376, 295668, 297216, 303881, 305472, 318015, 319680, 328520, 330048, 330240, 339216, 343656, 366720, 369585, 371520, 381618, 381840, 394224, 407296, 412560, 424020, 426240, 429570, 440064, 443502, 452288, 458208, 488960, 492780, 495360, 508824, 509120, 511488, 525632, 550080, 565360, 572760, 591336, 594432, 607762, 610944, 636030, 639360, 657040, 660096, 678432, 687312, 733440, 739170, 743040, 763236, 763680, 788448, 814592, 825120, 848040, 852480, 859140, 880128, 887004, 904576, 911643, 916416, 954045, 985560, 990720, 1017648, 1018240, 1051264, 1100160, 1108755, 1130720, 1145520, 1182672, 1215524, 1221888, 1272060, 1278720, 1314080, 1320192, 1356864, 1374624, 1466880, 1478340, 1486080, 1519405, 1526472, 1527360, 1576896, 1650240, 1696080, 1718280, 1774008, 1809152, 1823286, 1832832, 1908090, 1971120, 2035296, 2036480, 2102528, 2200320, 2217510, 2261440, 2291040, 2365344, 2431048, 2443776, 2544120, 2557440, 2628160, 2640384, 2713728, 2734929, 2749248, 2956680, 2972160, 3038810, 3052944, 3054720, 3153792, 3300480, 3392160, 3436560, 3548016, 3618304, 3646572, 3665664, 3816180, 3942240, 4070592, 4072960, 4205056, 4400640, 4435020, 4522880, 4558215, 4582080, 4730688, 4862096, 5088240, 5256320, 5427456, 5469858, 5498496, 5913360, 6077620, 6105888, 6109440, 6307584, 6600960, 6784320, 6873120, 7096032, 7293144, 7331328, 7632360, 7884480, 8141184, 8204787, 8870040, 9045760, 9116430, 9164160, 9461376, 9724192, 10176480, 10512640, 10854912, 10939716, 10996992, 11826720, 12155240, 12211776, 12218880, 12615168, 13201920, 13568640, 13674645, 13746240, 14192064, 14586288, 15264720, 15768960, 16282368, 16409574, 17740080, 18091520, 18232860, 18328320, 18922752, 19448384, 20352960, 21025280, 21879432, 21993984, 23653440, 24310480, 24423552, 27137280, 27349290, 27492480, 28384128, 29172576, 30529440, 31537920, 32564736, 32819148, 35480160, 36465720, 36656640, 37845504, 38896768, 40705920, 41023935, 43758864, 47306880, 48620960, 48847104, 54274560, 54698580, 54984960, 56768256, 58345152, 61058880, 63075840, 65638296, 70960320, 72931440, 77793536, 81411840, 82047870, 87517728, 94613760, 97241920, 97694208, 109397160, 109969920, 113536512, 116690304, 122117760, 131276592, 141920640, 145862880, 155587072, 162823680, 164095740, 175035456, 189227520, 194483840, 218794320, 233380608, 244235520, 262553184, 283841280, 291725760, 328191480, 350070912, 388967680, 437588640, 466761216, 488471040, 525106368, 567682560, 583451520, 656382960, 700141824, 777935360, 875177280, 1050212736, 1166903040, 1312765920, 1400283648, 1750354560, 2100425472, 2333806080, 2625531840, 3500709120, 4200850944, 5251063680, 7001418240, 10502127360, 21004254720]

約数ペア:

[(1, 21004254720), (2, 10502127360), (3, 7001418240), (4, 5251063680), (5, 4200850944), (6, 3500709120), (8, 2625531840), (9, 2333806080), (10, 2100425472), (12, 1750354560), (15, 1400283648), (16, 1312765920), (18, 1166903040), (20, 1050212736), (24, 875177280), (27, 777935360), (30, 700141824), (32, 656382960), (36, 583451520), (37, 567682560), (40, 525106368), (43, 488471040), (45, 466761216), (48, 437588640), (54, 388967680), (60, 350070912), (64, 328191480), (72, 291725760), (74, 283841280), (80, 262553184), (86, 244235520), (90, 233380608), (96, 218794320), (108, 194483840), (111, 189227520), (120, 175035456), (128, 164095740), (129, 162823680), (135, 155587072), (144, 145862880), (148, 141920640), (160, 131276592), (172, 122117760), (180, 116690304), (185, 113536512), (191, 109969920), (192, 109397160), (215, 97694208), (216, 97241920), (222, 94613760), (240, 87517728), (256, 82047870), (258, 81411840), (270, 77793536), (288, 72931440), (296, 70960320), (320, 65638296), (333, 63075840), (344, 61058880), (360, 58345152), (370, 56768256), (382, 54984960), (384, 54698580), (387, 54274560), (430, 48847104), (432, 48620960), (444, 47306880), (480, 43758864), (512, 41023935), (516, 40705920), (540, 38896768), (555, 37845504), (573, 36656640), (576, 36465720), (592, 35480160), (640, 32819148), (645, 32564736), (666, 31537920), (688, 30529440), (720, 29172576), (740, 28384128), (764, 27492480), (768, 27349290), (774, 27137280), (860, 24423552), (864, 24310480), (888, 23653440), (955, 21993984), (960, 21879432), (999, 21025280), (1032, 20352960), (1080, 19448384), (1110, 18922752), (1146, 18328320), (1152, 18232860), (1161, 18091520), (1184, 17740080), (1280, 16409574), (1290, 16282368), (1332, 15768960), (1376, 15264720), (1440, 14586288), (1480, 14192064), (1528, 13746240), (1536, 13674645), (1548, 13568640), (1591, 13201920), (1665, 12615168), (1719, 12218880), (1720, 12211776), (1728, 12155240), (1776, 11826720), (1910, 10996992), (1920, 10939716), (1935, 10854912), (1998, 10512640), (2064, 10176480), (2160, 9724192), (2220, 9461376), (2292, 9164160), (2304, 9116430), (2322, 9045760), (2368, 8870040), (2560, 8204787), (2580, 8141184), (2664, 7884480), (2752, 7632360), (2865, 7331328), (2880, 7293144), (2960, 7096032), (3056, 6873120), (3096, 6784320), (3182, 6600960), (3330, 6307584), (3438, 6109440), (3440, 6105888), (3456, 6077620), (3552, 5913360), (3820, 5498496), (3840, 5469858), (3870, 5427456), (3996, 5256320), (4128, 5088240), (4320, 4862096), (4440, 4730688), (4584, 4582080), (4608, 4558215), (4644, 4522880), (4736, 4435020), (4773, 4400640), (4995, 4205056), (5157, 4072960), (5160, 4070592), (5328, 3942240), (5504, 3816180), (5730, 3665664), (5760, 3646572), (5805, 3618304), (5920, 3548016), (6112, 3436560), (6192, 3392160), (6364, 3300480), (6660, 3153792), (6876, 3054720), (6880, 3052944), (6912, 3038810), (7067, 2972160), (7104, 2956680), (7640, 2749248), (7680, 2734929), (7740, 2713728), (7955, 2640384), (7992, 2628160), (8213, 2557440), (8256, 2544120), (8595, 2443776), (8640, 2431048), (8880, 2365344), (9168, 2291040), (9288, 2261440), (9472, 2217510), (9546, 2200320), (9990, 2102528), (10314, 2036480), (10320, 2035296), (10656, 1971120), (11008, 1908090), (11460, 1832832), (11520, 1823286), (11610, 1809152), (11840, 1774008), (12224, 1718280), (12384, 1696080), (12728, 1650240), (13320, 1576896), (13752, 1527360), (13760, 1526472), (13824, 1519405), (14134, 1486080), (14208, 1478340), (14319, 1466880), (15280, 1374624), (15480, 1356864), (15910, 1320192), (15984, 1314080), (16426, 1278720), (16512, 1272060), (17190, 1221888), (17280, 1215524), (17760, 1182672), (18336, 1145520), (18576, 1130720), (18944, 1108755), (19092, 1100160), (19980, 1051264), (20628, 1018240), (20640, 1017648), (21201, 990720), (21312, 985560), (22016, 954045), (22920, 916416), (23040, 911643), (23220, 904576), (23680, 887004), (23865, 880128), (24448, 859140), (24639, 852480), (24768, 848040), (25456, 825120), (25785, 814592), (26640, 788448), (27504, 763680), (27520, 763236), (28268, 743040), (28416, 739170), (28638, 733440), (30560, 687312), (30960, 678432), (31820, 660096), (31968, 657040), (32852, 639360), (33024, 636030), (34380, 610944), (34560, 607762), (35335, 594432), (35520, 591336), (36672, 572760), (37152, 565360), (38184, 550080), (39960, 525632), (41065, 511488), (41256, 509120), (41280, 508824), (42402, 495360), (42624, 492780), (42957, 488960), (45840, 458208), (46440, 452288), (47360, 443502), (47730, 440064), (48896, 429570), (49278, 426240), (49536, 424020), (50912, 412560), (51570, 407296), (53280, 394224), (55008, 381840), (55040, 381618), (56536, 371520), (56832, 369585), (57276, 366720), (61120, 343656), (61920, 339216), (63603, 330240), (63640, 330048), (63936, 328520), (65704, 319680), (66048, 318015), (68760, 305472), (69120, 303881), (70670, 297216), (71040, 295668), (71595, 293376), (73344, 286380), (73917, 284160), (74304, 282680), (76368, 275040), (79920, 262816), (82130, 255744), (82512, 254560), (82560, 254412), (84804, 247680), (85248, 246390), (85914, 244480), (91680, 229104), (92880, 226144), (94720, 221751), (95460, 220032), (97792, 214785), (98556, 213120), (99072, 212010), (101824, 206280), (103140, 203648), (106005, 198144), (106560, 197112), (110016, 190920), (110080, 190809), (113072, 185760), (114552, 183360), (122240, 171828), (123195, 170496), (123840, 169608), (127206, 165120), (127280, 165024), (127872, 164260), (131408, 159840), (137520, 152736), (141340, 148608), (142080, 147834), (143190, 146688)]