20216412720

素因数分解:

$2^4\times 3^2\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{157}}^1\times {\mathrm{881}}^1$

素因数の和:1093

約数の個数: 480

約数和(自身を含む): 80871073920

約数和(自身を除く): 60654661200

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 29, 30, 35, 36, 40, 42, 45, 48, 56, 58, 60, 63, 70, 72, 80, 84, 87, 90, 105, 112, 116, 120, 126, 140, 144, 145, 157, 168, 174, 180, 203, 210, 232, 240, 252, 261, 280, 290, 314, 315, 336, 348, 360, 406, 420, 435, 464, 471, 504, 522, 560, 580, 609, 628, 630, 696, 720, 785, 812, 840, 870, 881, 942, 1008, 1015, 1044, 1099, 1160, 1218, 1256, 1260, 1305, 1392, 1413, 1570, 1624, 1680, 1740, 1762, 1827, 1884, 2030, 2088, 2198, 2320, 2355, 2436, 2512, 2520, 2610, 2643, 2826, 3045, 3140, 3248, 3297, 3480, 3524, 3654, 3768, 4060, 4176, 4396, 4405, 4553, 4710, 4872, 5040, 5220, 5286, 5495, 5652, 6090, 6167, 6280, 6594, 6960, 7048, 7065, 7308, 7536, 7929, 8120, 8792, 8810, 9106, 9135, 9420, 9744, 9891, 10440, 10572, 10990, 11304, 12180, 12334, 12560, 13188, 13215, 13659, 14096, 14130, 14616, 15858, 16240, 16485, 17584, 17620, 18212, 18270, 18501, 18840, 19782, 20880, 21144, 21980, 22608, 22765, 24360, 24668, 25549, 26376, 26430, 27318, 28260, 29232, 30835, 31716, 31871, 32970, 35240, 36424, 36540, 37002, 37680, 39564, 39645, 40977, 42288, 43960, 45530, 48720, 49336, 49455, 51098, 52752, 52860, 54636, 55503, 56520, 61670, 63432, 63742, 65940, 68295, 70480, 72848, 73080, 74004, 76647, 79128, 79290, 81954, 87920, 91060, 92505, 95613, 98672, 98910, 102196, 105720, 109272, 111006, 113040, 123340, 126864, 127484, 127745, 131880, 136590, 138317, 146160, 148008, 153294, 158256, 158580, 159355, 163908, 178843, 182120, 185010, 191226, 197820, 204392, 204885, 211440, 218544, 222012, 229941, 246680, 254968, 255490, 263760, 273180, 276634, 277515, 286839, 296016, 306588, 317160, 318710, 327816, 357686, 364240, 370020, 382452, 383235, 395640, 408784, 409770, 414951, 444024, 459882, 478065, 493360, 509936, 510980, 536529, 546360, 553268, 555030, 573678, 613176, 634320, 637420, 655632, 691585, 715372, 740040, 764904, 766470, 791280, 819540, 829902, 888048, 894215, 919764, 956130, 968219, 1021960, 1073058, 1092720, 1106536, 1110060, 1147356, 1149705, 1226352, 1244853, 1274840, 1383170, 1430744, 1434195, 1480080, 1529808, 1532940, 1609587, 1639080, 1659804, 1788430, 1839528, 1912260, 1936438, 2043920, 2074755, 2146116, 2213072, 2220120, 2294712, 2299410, 2489706, 2549680, 2682645, 2766340, 2861488, 2868390, 2904657, 3065880, 3219174, 3278160, 3319608, 3576860, 3679056, 3824520, 3872876, 4011193, 4149510, 4292232, 4440240, 4589424, 4598820, 4841095, 4979412, 5365290, 5532680, 5736780, 5809314, 6131760, 6224265, 6438348, 6639216, 7153720, 7649040, 7745752, 8022386, 8047935, 8299020, 8584464, 8713971, 9197640, 9682190, 9958824, 10730580, 11065360, 11473560, 11618628, 12033579, 12448530, 12876696, 14307440, 14523285, 15491504, 16044772, 16095870, 16598040, 17427942, 18395280, 19364380, 19917648, 20055965, 21461160, 22947120, 23237256, 24067158, 24897060, 25753392, 28078351, 29046570, 32089544, 32191740, 33196080, 34855884, 36100737, 38728760, 40111930, 42922320, 43569855, 46474512, 48134316, 49794120, 56156702, 58093140, 60167895, 64179088, 64383480, 69711768, 72201474, 77457520, 80223860, 84235053, 87139710, 96268632, 99588240, 112313404, 116186280, 120335790, 128766960, 139423536, 140391755, 144402948, 160447720, 168470106, 174279420, 180503685, 192537264, 224626808, 232372560, 240671580, 252705159, 280783510, 288805896, 320895440, 336940212, 348558840, 361007370, 421175265, 449253616, 481343160, 505410318, 561567020, 577611792, 673880424, 697117680, 722014740, 842350530, 962686320, 1010820636, 1123134040, 1263525795, 1347760848, 1444029480, 1684701060, 2021641272, 2246268080, 2527051590, 2888058960, 3369402120, 4043282544, 5054103180, 6738804240, 10108206360, 20216412720]

約数ペア:

[(1, 20216412720), (2, 10108206360), (3, 6738804240), (4, 5054103180), (5, 4043282544), (6, 3369402120), (7, 2888058960), (8, 2527051590), (9, 2246268080), (10, 2021641272), (12, 1684701060), (14, 1444029480), (15, 1347760848), (16, 1263525795), (18, 1123134040), (20, 1010820636), (21, 962686320), (24, 842350530), (28, 722014740), (29, 697117680), (30, 673880424), (35, 577611792), (36, 561567020), (40, 505410318), (42, 481343160), (45, 449253616), (48, 421175265), (56, 361007370), (58, 348558840), (60, 336940212), (63, 320895440), (70, 288805896), (72, 280783510), (80, 252705159), (84, 240671580), (87, 232372560), (90, 224626808), (105, 192537264), (112, 180503685), (116, 174279420), (120, 168470106), (126, 160447720), (140, 144402948), (144, 140391755), (145, 139423536), (157, 128766960), (168, 120335790), (174, 116186280), (180, 112313404), (203, 99588240), (210, 96268632), (232, 87139710), (240, 84235053), (252, 80223860), (261, 77457520), (280, 72201474), (290, 69711768), (314, 64383480), (315, 64179088), (336, 60167895), (348, 58093140), (360, 56156702), (406, 49794120), (420, 48134316), (435, 46474512), (464, 43569855), (471, 42922320), (504, 40111930), (522, 38728760), (560, 36100737), (580, 34855884), (609, 33196080), (628, 32191740), (630, 32089544), (696, 29046570), (720, 28078351), (785, 25753392), (812, 24897060), (840, 24067158), (870, 23237256), (881, 22947120), (942, 21461160), (1008, 20055965), (1015, 19917648), (1044, 19364380), (1099, 18395280), (1160, 17427942), (1218, 16598040), (1256, 16095870), (1260, 16044772), (1305, 15491504), (1392, 14523285), (1413, 14307440), (1570, 12876696), (1624, 12448530), (1680, 12033579), (1740, 11618628), (1762, 11473560), (1827, 11065360), (1884, 10730580), (2030, 9958824), (2088, 9682190), (2198, 9197640), (2320, 8713971), (2355, 8584464), (2436, 8299020), (2512, 8047935), (2520, 8022386), (2610, 7745752), (2643, 7649040), (2826, 7153720), (3045, 6639216), (3140, 6438348), (3248, 6224265), (3297, 6131760), (3480, 5809314), (3524, 5736780), (3654, 5532680), (3768, 5365290), (4060, 4979412), (4176, 4841095), (4396, 4598820), (4405, 4589424), (4553, 4440240), (4710, 4292232), (4872, 4149510), (5040, 4011193), (5220, 3872876), (5286, 3824520), (5495, 3679056), (5652, 3576860), (6090, 3319608), (6167, 3278160), (6280, 3219174), (6594, 3065880), (6960, 2904657), (7048, 2868390), (7065, 2861488), (7308, 2766340), (7536, 2682645), (7929, 2549680), (8120, 2489706), (8792, 2299410), (8810, 2294712), (9106, 2220120), (9135, 2213072), (9420, 2146116), (9744, 2074755), (9891, 2043920), (10440, 1936438), (10572, 1912260), (10990, 1839528), (11304, 1788430), (12180, 1659804), (12334, 1639080), (12560, 1609587), (13188, 1532940), (13215, 1529808), (13659, 1480080), (14096, 1434195), (14130, 1430744), (14616, 1383170), (15858, 1274840), (16240, 1244853), (16485, 1226352), (17584, 1149705), (17620, 1147356), (18212, 1110060), (18270, 1106536), (18501, 1092720), (18840, 1073058), (19782, 1021960), (20880, 968219), (21144, 956130), (21980, 919764), (22608, 894215), (22765, 888048), (24360, 829902), (24668, 819540), (25549, 791280), (26376, 766470), (26430, 764904), (27318, 740040), (28260, 715372), (29232, 691585), (30835, 655632), (31716, 637420), (31871, 634320), (32970, 613176), (35240, 573678), (36424, 555030), (36540, 553268), (37002, 546360), (37680, 536529), (39564, 510980), (39645, 509936), (40977, 493360), (42288, 478065), (43960, 459882), (45530, 444024), (48720, 414951), (49336, 409770), (49455, 408784), (51098, 395640), (52752, 383235), (52860, 382452), (54636, 370020), (55503, 364240), (56520, 357686), (61670, 327816), (63432, 318710), (63742, 317160), (65940, 306588), (68295, 296016), (70480, 286839), (72848, 277515), (73080, 276634), (74004, 273180), (76647, 263760), (79128, 255490), (79290, 254968), (81954, 246680), (87920, 229941), (91060, 222012), (92505, 218544), (95613, 211440), (98672, 204885), (98910, 204392), (102196, 197820), (105720, 191226), (109272, 185010), (111006, 182120), (113040, 178843), (123340, 163908), (126864, 159355), (127484, 158580), (127745, 158256), (131880, 153294), (136590, 148008), (138317, 146160)]