20900358720

素因数分解:

$2^6\times 3^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{37}}^2$

素因数の和:153

約数の個数: 840

約数和(自身を含む): 83026056960

約数和(自身を除く): 62125698240

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 19, 20, 24, 27, 30, 31, 32, 36, 37, 38, 40, 45, 48, 54, 57, 60, 62, 64, 72, 74, 76, 80, 81, 90, 93, 95, 96, 108, 111, 114, 120, 124, 135, 144, 148, 152, 155, 160, 162, 171, 180, 185, 186, 190, 192, 216, 222, 228, 240, 248, 270, 279, 285, 288, 296, 304, 310, 320, 324, 333, 342, 360, 370, 372, 380, 405, 432, 444, 456, 465, 480, 496, 513, 540, 555, 558, 570, 576, 589, 592, 608, 620, 648, 666, 684, 703, 720, 740, 744, 760, 810, 837, 855, 864, 888, 912, 930, 960, 992, 999, 1026, 1080, 1110, 1116, 1140, 1147, 1178, 1184, 1216, 1240, 1296, 1332, 1368, 1369, 1395, 1406, 1440, 1480, 1488, 1520, 1539, 1620, 1665, 1674, 1710, 1728, 1767, 1776, 1824, 1860, 1984, 1998, 2052, 2109, 2160, 2220, 2232, 2280, 2294, 2356, 2368, 2480, 2511, 2565, 2592, 2664, 2736, 2738, 2790, 2812, 2880, 2945, 2960, 2976, 2997, 3040, 3078, 3240, 3330, 3348, 3420, 3441, 3515, 3534, 3552, 3648, 3720, 3996, 4104, 4107, 4185, 4218, 4320, 4440, 4464, 4560, 4588, 4712, 4960, 4995, 5022, 5130, 5184, 5301, 5328, 5472, 5476, 5580, 5624, 5735, 5890, 5920, 5952, 5994, 6080, 6156, 6327, 6480, 6660, 6696, 6840, 6845, 6882, 7030, 7068, 7104, 7440, 7695, 7992, 8208, 8214, 8370, 8436, 8640, 8835, 8880, 8928, 9120, 9176, 9424, 9920, 9990, 10044, 10260, 10323, 10545, 10602, 10656, 10944, 10952, 11160, 11248, 11470, 11780, 11840, 11988, 12312, 12321, 12555, 12654, 12960, 13320, 13392, 13680, 13690, 13764, 14060, 14136, 14880, 14985, 15390, 15903, 15984, 16416, 16428, 16740, 16872, 17205, 17670, 17760, 17856, 18240, 18352, 18848, 18981, 19980, 20088, 20520, 20535, 20646, 21090, 21204, 21312, 21793, 21904, 22320, 22496, 22940, 23560, 23976, 24624, 24642, 25110, 25308, 25920, 26011, 26505, 26640, 26784, 27360, 27380, 27528, 28120, 28272, 29760, 29970, 30780, 30969, 31635, 31806, 31968, 32832, 32856, 33480, 33744, 34410, 35340, 35520, 36704, 36963, 37696, 37962, 39960, 40176, 41040, 41070, 41292, 42180, 42408, 42439, 43586, 43808, 44640, 44992, 45880, 47120, 47709, 47952, 49248, 49284, 50220, 50616, 51615, 52022, 53010, 53280, 53568, 54720, 54760, 55056, 56240, 56544, 56943, 59940, 61560, 61605, 61938, 63270, 63612, 63936, 65379, 65712, 66960, 67488, 68820, 70680, 73408, 73926, 75924, 78033, 79515, 79920, 80352, 82080, 82140, 82584, 84360, 84816, 84878, 87172, 87616, 89280, 91760, 92907, 94240, 94905, 95418, 95904, 98496, 98568, 100440, 101232, 103230, 104044, 106020, 106560, 108965, 109520, 110112, 110889, 112480, 113088, 113886, 119880, 123120, 123210, 123876, 126540, 127224, 127317, 130055, 130758, 131424, 133920, 134976, 137640, 141360, 147852, 151848, 154845, 156066, 159030, 159840, 160704, 164160, 164280, 165168, 168720, 169632, 169756, 174344, 183520, 184815, 185814, 188480, 189810, 190836, 191808, 196137, 197136, 200880, 202464, 206460, 208088, 212040, 212195, 217930, 219040, 220224, 221778, 224960, 227772, 234099, 238545, 239760, 246240, 246420, 247752, 253080, 254448, 254634, 260110, 261516, 262848, 267840, 275280, 282720, 284715, 295704, 303696, 309690, 312132, 318060, 319680, 326895, 328560, 330336, 337440, 339264, 339512, 348688, 367040, 369630, 371628, 379620, 381672, 381951, 390165, 392274, 394272, 401760, 404928, 412920, 416176, 424080, 424390, 435860, 438080, 443556, 455544, 464535, 468198, 477090, 479520, 492480, 492840, 495504, 506160, 508896, 509268, 520220, 523032, 550560, 554445, 565440, 569430, 588411, 591408, 607392, 619380, 624264, 636120, 636585, 653790, 657120, 660672, 674880, 679024, 697376, 702297, 739260, 743256, 759240, 763344, 763902, 780330, 784548, 788544, 803520, 806341, 825840, 832352, 848160, 848780, 871720, 887112, 911088, 929070, 936396, 954180, 959040, 980685, 985680, 991008, 1012320, 1017792, 1018536, 1040440, 1046064, 1101120, 1108890, 1138860, 1145853, 1170495, 1176822, 1182816, 1214784, 1238760, 1248528, 1272240, 1273170, 1307580, 1314240, 1358048, 1394752, 1404594, 1478520, 1486512, 1518480, 1526688, 1527804, 1560660, 1569096, 1612682, 1651680, 1664704, 1696320, 1697560, 1743440, 1765233, 1774224, 1822176, 1858140, 1872792, 1908360, 1909755, 1961370, 1971360, 1982016, 2024640, 2037072, 2080880, 2092128, 2106891, 2217780, 2277720, 2291706, 2340990, 2353644, 2365632, 2419023, 2477520, 2497056, 2544480, 2546340, 2615160, 2716096, 2809188, 2942055, 2957040, 2973024, 3036960, 3053376, 3055608, 3121320, 3138192, 3225364, 3303360, 3395120, 3437559, 3486880, 3511485, 3530466, 3548448, 3644352, 3716280, 3745584, 3816720, 3819510, 3922740, 3942720, 4031705, 4074144, 4161760, 4184256, 4213782, 4435560, 4555440, 4583412, 4681980, 4707288, 4838046, 4955040, 4994112, 5088960, 5092680, 5230320, 5618376, 5729265, 5884110, 5914080, 5946048, 6073920, 6111216, 6242640, 6276384, 6450728, 6790240, 6875118, 6973760, 7022970, 7060932, 7096896, 7257069, 7432560, 7491168, 7633440, 7639020, 7845480, 8063410, 8148288, 8323520, 8427564, 8826165, 8871120, 9110880, 9166824, 9363960, 9414576, 9676092, 9910080, 10185360, 10460640, 10534455, 11236752, 11458530, 11768220, 11828160, 12095115, 12222432, 12485280, 12552768, 12901456, 13580480, 13750236, 14045940, 14121864, 14514138, 14865120, 14982336, 15266880, 15278040, 15690960, 16126820, 16855128, 17187795, 17652330, 17742240, 18221760, 18333648, 18727920, 18829152, 19352184, 20370720, 20921280, 21068910, 21771207, 22473504, 22917060, 23536440, 24190230, 24444864, 24970560, 25802912, 27500472, 28091880, 28243728, 29028276, 29730240, 30556080, 31381920, 32253640, 33710256, 34375590, 35304660, 35484480, 36285345, 36667296, 37455840, 37658304, 38704368, 40741440, 42137820, 43542414, 44947008, 45834120, 47072880, 48380460, 51605824, 55000944, 56183760, 56487456, 58056552, 61112160, 62763840, 64507280, 65313621, 67420512, 68751180, 70609320, 72570690, 73334592, 74911680, 77408736, 84275640, 87084828, 91668240, 94145760, 96760920, 108856035, 110001888, 112367520, 112974912, 116113104, 122224320, 129014560, 130627242, 134841024, 137502360, 141218640, 145141380, 154817472, 168551280, 174169656, 183336480, 188291520, 193521840, 217712070, 220003776, 224735040, 232226208, 258029120, 261254484, 275004720, 282437280, 290282760, 326568105, 337102560, 348339312, 366672960, 387043680, 435424140, 464452416, 522508968, 550009440, 564874560, 580565520, 653136210, 674205120, 696678624, 774087360, 870848280, 1045017936, 1100018880, 1161131040, 1306272420, 1393357248, 1741696560, 2090035872, 2322262080, 2612544840, 3483393120, 4180071744, 5225089680, 6966786240, 10450179360, 20900358720]

約数ペア:

[(1, 20900358720), (2, 10450179360), (3, 6966786240), (4, 5225089680), (5, 4180071744), (6, 3483393120), (8, 2612544840), (9, 2322262080), (10, 2090035872), (12, 1741696560), (15, 1393357248), (16, 1306272420), (18, 1161131040), (19, 1100018880), (20, 1045017936), (24, 870848280), (27, 774087360), (30, 696678624), (31, 674205120), (32, 653136210), (36, 580565520), (37, 564874560), (38, 550009440), (40, 522508968), (45, 464452416), (48, 435424140), (54, 387043680), (57, 366672960), (60, 348339312), (62, 337102560), (64, 326568105), (72, 290282760), (74, 282437280), (76, 275004720), (80, 261254484), (81, 258029120), (90, 232226208), (93, 224735040), (95, 220003776), (96, 217712070), (108, 193521840), (111, 188291520), (114, 183336480), (120, 174169656), (124, 168551280), (135, 154817472), (144, 145141380), (148, 141218640), (152, 137502360), (155, 134841024), (160, 130627242), (162, 129014560), (171, 122224320), (180, 116113104), (185, 112974912), (186, 112367520), (190, 110001888), (192, 108856035), (216, 96760920), (222, 94145760), (228, 91668240), (240, 87084828), (248, 84275640), (270, 77408736), (279, 74911680), (285, 73334592), (288, 72570690), (296, 70609320), (304, 68751180), (310, 67420512), (320, 65313621), (324, 64507280), (333, 62763840), (342, 61112160), (360, 58056552), (370, 56487456), (372, 56183760), (380, 55000944), (405, 51605824), (432, 48380460), (444, 47072880), (456, 45834120), (465, 44947008), (480, 43542414), (496, 42137820), (513, 40741440), (540, 38704368), (555, 37658304), (558, 37455840), (570, 36667296), (576, 36285345), (589, 35484480), (592, 35304660), (608, 34375590), (620, 33710256), (648, 32253640), (666, 31381920), (684, 30556080), (703, 29730240), (720, 29028276), (740, 28243728), (744, 28091880), (760, 27500472), (810, 25802912), (837, 24970560), (855, 24444864), (864, 24190230), (888, 23536440), (912, 22917060), (930, 22473504), (960, 21771207), (992, 21068910), (999, 20921280), (1026, 20370720), (1080, 19352184), (1110, 18829152), (1116, 18727920), (1140, 18333648), (1147, 18221760), (1178, 17742240), (1184, 17652330), (1216, 17187795), (1240, 16855128), (1296, 16126820), (1332, 15690960), (1368, 15278040), (1369, 15266880), (1395, 14982336), (1406, 14865120), (1440, 14514138), (1480, 14121864), (1488, 14045940), (1520, 13750236), (1539, 13580480), (1620, 12901456), (1665, 12552768), (1674, 12485280), (1710, 12222432), (1728, 12095115), (1767, 11828160), (1776, 11768220), (1824, 11458530), (1860, 11236752), (1984, 10534455), (1998, 10460640), (2052, 10185360), (2109, 9910080), (2160, 9676092), (2220, 9414576), (2232, 9363960), (2280, 9166824), (2294, 9110880), (2356, 8871120), (2368, 8826165), (2480, 8427564), (2511, 8323520), (2565, 8148288), (2592, 8063410), (2664, 7845480), (2736, 7639020), (2738, 7633440), (2790, 7491168), (2812, 7432560), (2880, 7257069), (2945, 7096896), (2960, 7060932), (2976, 7022970), (2997, 6973760), (3040, 6875118), (3078, 6790240), (3240, 6450728), (3330, 6276384), (3348, 6242640), (3420, 6111216), (3441, 6073920), (3515, 5946048), (3534, 5914080), (3552, 5884110), (3648, 5729265), (3720, 5618376), (3996, 5230320), (4104, 5092680), (4107, 5088960), (4185, 4994112), (4218, 4955040), (4320, 4838046), (4440, 4707288), (4464, 4681980), (4560, 4583412), (4588, 4555440), (4712, 4435560), (4960, 4213782), (4995, 4184256), (5022, 4161760), (5130, 4074144), (5184, 4031705), (5301, 3942720), (5328, 3922740), (5472, 3819510), (5476, 3816720), (5580, 3745584), (5624, 3716280), (5735, 3644352), (5890, 3548448), (5920, 3530466), (5952, 3511485), (5994, 3486880), (6080, 3437559), (6156, 3395120), (6327, 3303360), (6480, 3225364), (6660, 3138192), (6696, 3121320), (6840, 3055608), (6845, 3053376), (6882, 3036960), (7030, 2973024), (7068, 2957040), (7104, 2942055), (7440, 2809188), (7695, 2716096), (7992, 2615160), (8208, 2546340), (8214, 2544480), (8370, 2497056), (8436, 2477520), (8640, 2419023), (8835, 2365632), (8880, 2353644), (8928, 2340990), (9120, 2291706), (9176, 2277720), (9424, 2217780), (9920, 2106891), (9990, 2092128), (10044, 2080880), (10260, 2037072), (10323, 2024640), (10545, 1982016), (10602, 1971360), (10656, 1961370), (10944, 1909755), (10952, 1908360), (11160, 1872792), (11248, 1858140), (11470, 1822176), (11780, 1774224), (11840, 1765233), (11988, 1743440), (12312, 1697560), (12321, 1696320), (12555, 1664704), (12654, 1651680), (12960, 1612682), (13320, 1569096), (13392, 1560660), (13680, 1527804), (13690, 1526688), (13764, 1518480), (14060, 1486512), (14136, 1478520), (14880, 1404594), (14985, 1394752), (15390, 1358048), (15903, 1314240), (15984, 1307580), (16416, 1273170), (16428, 1272240), (16740, 1248528), (16872, 1238760), (17205, 1214784), (17670, 1182816), (17760, 1176822), (17856, 1170495), (18240, 1145853), (18352, 1138860), (18848, 1108890), (18981, 1101120), (19980, 1046064), (20088, 1040440), (20520, 1018536), (20535, 1017792), (20646, 1012320), (21090, 991008), (21204, 985680), (21312, 980685), (21793, 959040), (21904, 954180), (22320, 936396), (22496, 929070), (22940, 911088), (23560, 887112), (23976, 871720), (24624, 848780), (24642, 848160), (25110, 832352), (25308, 825840), (25920, 806341), (26011, 803520), (26505, 788544), (26640, 784548), (26784, 780330), (27360, 763902), (27380, 763344), (27528, 759240), (28120, 743256), (28272, 739260), (29760, 702297), (29970, 697376), (30780, 679024), (30969, 674880), (31635, 660672), (31806, 657120), (31968, 653790), (32832, 636585), (32856, 636120), (33480, 624264), (33744, 619380), (34410, 607392), (35340, 591408), (35520, 588411), (36704, 569430), (36963, 565440), (37696, 554445), (37962, 550560), (39960, 523032), (40176, 520220), (41040, 509268), (41070, 508896), (41292, 506160), (42180, 495504), (42408, 492840), (42439, 492480), (43586, 479520), (43808, 477090), (44640, 468198), (44992, 464535), (45880, 455544), (47120, 443556), (47709, 438080), (47952, 435860), (49248, 424390), (49284, 424080), (50220, 416176), (50616, 412920), (51615, 404928), (52022, 401760), (53010, 394272), (53280, 392274), (53568, 390165), (54720, 381951), (54760, 381672), (55056, 379620), (56240, 371628), (56544, 369630), (56943, 367040), (59940, 348688), (61560, 339512), (61605, 339264), (61938, 337440), (63270, 330336), (63612, 328560), (63936, 326895), (65379, 319680), (65712, 318060), (66960, 312132), (67488, 309690), (68820, 303696), (70680, 295704), (73408, 284715), (73926, 282720), (75924, 275280), (78033, 267840), (79515, 262848), (79920, 261516), (80352, 260110), (82080, 254634), (82140, 254448), (82584, 253080), (84360, 247752), (84816, 246420), (84878, 246240), (87172, 239760), (87616, 238545), (89280, 234099), (91760, 227772), (92907, 224960), (94240, 221778), (94905, 220224), (95418, 219040), (95904, 217930), (98496, 212195), (98568, 212040), (100440, 208088), (101232, 206460), (103230, 202464), (104044, 200880), (106020, 197136), (106560, 196137), (108965, 191808), (109520, 190836), (110112, 189810), (110889, 188480), (112480, 185814), (113088, 184815), (113886, 183520), (119880, 174344), (123120, 169756), (123210, 169632), (123876, 168720), (126540, 165168), (127224, 164280), (127317, 164160), (130055, 160704), (130758, 159840), (131424, 159030), (133920, 156066), (134976, 154845), (137640, 151848), (141360, 147852)]