20628357120

素因数分解:

$2^{14}\times 3^2\times 5^1\times 7^2\times {\mathrm{571}}^1$

素因数の和:624

約数の個数: 540

約数和(自身を含む): 83330150904

約数和(自身を除く): 62701793784

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, 49, 56, 60, 63, 64, 70, 72, 80, 84, 90, 96, 98, 105, 112, 120, 126, 128, 140, 144, 147, 160, 168, 180, 192, 196, 210, 224, 240, 245, 252, 256, 280, 288, 294, 315, 320, 336, 360, 384, 392, 420, 441, 448, 480, 490, 504, 512, 560, 571, 576, 588, 630, 640, 672, 720, 735, 768, 784, 840, 882, 896, 960, 980, 1008, 1024, 1120, 1142, 1152, 1176, 1260, 1280, 1344, 1440, 1470, 1536, 1568, 1680, 1713, 1764, 1792, 1920, 1960, 2016, 2048, 2205, 2240, 2284, 2304, 2352, 2520, 2560, 2688, 2855, 2880, 2940, 3072, 3136, 3360, 3426, 3528, 3584, 3840, 3920, 3997, 4032, 4096, 4410, 4480, 4568, 4608, 4704, 5040, 5120, 5139, 5376, 5710, 5760, 5880, 6144, 6272, 6720, 6852, 7056, 7168, 7680, 7840, 7994, 8064, 8192, 8565, 8820, 8960, 9136, 9216, 9408, 10080, 10240, 10278, 10752, 11420, 11520, 11760, 11991, 12288, 12544, 13440, 13704, 14112, 14336, 15360, 15680, 15988, 16128, 16384, 17130, 17640, 17920, 18272, 18432, 18816, 19985, 20160, 20480, 20556, 21504, 22840, 23040, 23520, 23982, 24576, 25088, 25695, 26880, 27408, 27979, 28224, 28672, 30720, 31360, 31976, 32256, 34260, 35280, 35840, 35973, 36544, 36864, 37632, 39970, 40320, 40960, 41112, 43008, 45680, 46080, 47040, 47964, 49152, 50176, 51390, 53760, 54816, 55958, 56448, 57344, 59955, 61440, 62720, 63952, 64512, 68520, 70560, 71680, 71946, 73088, 73728, 75264, 79940, 80640, 81920, 82224, 83937, 86016, 91360, 92160, 94080, 95928, 100352, 102780, 107520, 109632, 111916, 112896, 114688, 119910, 122880, 125440, 127904, 129024, 137040, 139895, 141120, 143360, 143892, 146176, 147456, 150528, 159880, 161280, 164448, 167874, 172032, 179865, 182720, 184320, 188160, 191856, 200704, 205560, 215040, 219264, 223832, 225792, 239820, 245760, 250880, 251811, 255808, 258048, 274080, 279790, 282240, 286720, 287784, 292352, 301056, 319760, 322560, 328896, 335748, 344064, 359730, 365440, 368640, 376320, 383712, 401408, 411120, 419685, 430080, 438528, 447664, 451584, 479640, 501760, 503622, 511616, 516096, 548160, 559580, 564480, 573440, 575568, 584704, 602112, 639520, 645120, 657792, 671496, 719460, 730880, 737280, 752640, 767424, 802816, 822240, 839370, 860160, 877056, 895328, 903168, 959280, 1003520, 1007244, 1023232, 1032192, 1096320, 1119160, 1128960, 1151136, 1169408, 1204224, 1259055, 1279040, 1290240, 1315584, 1342992, 1438920, 1461760, 1505280, 1534848, 1644480, 1678740, 1720320, 1754112, 1790656, 1806336, 1918560, 2007040, 2014488, 2046464, 2192640, 2238320, 2257920, 2302272, 2338816, 2408448, 2518110, 2558080, 2580480, 2631168, 2685984, 2877840, 2923520, 3010560, 3069696, 3288960, 3357480, 3508224, 3581312, 3612672, 3837120, 4014080, 4028976, 4092928, 4385280, 4476640, 4515840, 4604544, 4677632, 5036220, 5116160, 5160960, 5262336, 5371968, 5755680, 5847040, 6021120, 6139392, 6577920, 6714960, 7016448, 7162624, 7225344, 7674240, 8057952, 8185856, 8770560, 8953280, 9031680, 9209088, 9355264, 10072440, 10232320, 10524672, 10743936, 11511360, 11694080, 12042240, 12278784, 13155840, 13429920, 14032896, 14325248, 15348480, 16115904, 16371712, 17541120, 17906560, 18063360, 18418176, 20144880, 20464640, 21049344, 21487872, 23022720, 23388160, 24557568, 26311680, 26859840, 28065792, 28650496, 30696960, 32231808, 32743424, 35082240, 35813120, 36126720, 36836352, 40289760, 40929280, 42098688, 42975744, 46045440, 46776320, 49115136, 52623360, 53719680, 57300992, 61393920, 64463616, 65486848, 70164480, 71626240, 73672704, 80579520, 81858560, 84197376, 85951488, 92090880, 98230272, 105246720, 107439360, 114601984, 122787840, 128927232, 140328960, 143252480, 147345408, 161159040, 163717120, 171902976, 184181760, 196460544, 210493440, 214878720, 229203968, 245575680, 257854464, 286504960, 294690816, 322318080, 327434240, 343805952, 368363520, 420986880, 429757440, 458407936, 491151360, 515708928, 573009920, 589381632, 644636160, 687611904, 736727040, 859514880, 982302720, 1031417856, 1146019840, 1289272320, 1375223808, 1473454080, 1719029760, 2062835712, 2292039680, 2578544640, 2946908160, 3438059520, 4125671424, 5157089280, 6876119040, 10314178560, 20628357120]

約数ペア:

[(1, 20628357120), (2, 10314178560), (3, 6876119040), (4, 5157089280), (5, 4125671424), (6, 3438059520), (7, 2946908160), (8, 2578544640), (9, 2292039680), (10, 2062835712), (12, 1719029760), (14, 1473454080), (15, 1375223808), (16, 1289272320), (18, 1146019840), (20, 1031417856), (21, 982302720), (24, 859514880), (28, 736727040), (30, 687611904), (32, 644636160), (35, 589381632), (36, 573009920), (40, 515708928), (42, 491151360), (45, 458407936), (48, 429757440), (49, 420986880), (56, 368363520), (60, 343805952), (63, 327434240), (64, 322318080), (70, 294690816), (72, 286504960), (80, 257854464), (84, 245575680), (90, 229203968), (96, 214878720), (98, 210493440), (105, 196460544), (112, 184181760), (120, 171902976), (126, 163717120), (128, 161159040), (140, 147345408), (144, 143252480), (147, 140328960), (160, 128927232), (168, 122787840), (180, 114601984), (192, 107439360), (196, 105246720), (210, 98230272), (224, 92090880), (240, 85951488), (245, 84197376), (252, 81858560), (256, 80579520), (280, 73672704), (288, 71626240), (294, 70164480), (315, 65486848), (320, 64463616), (336, 61393920), (360, 57300992), (384, 53719680), (392, 52623360), (420, 49115136), (441, 46776320), (448, 46045440), (480, 42975744), (490, 42098688), (504, 40929280), (512, 40289760), (560, 36836352), (571, 36126720), (576, 35813120), (588, 35082240), (630, 32743424), (640, 32231808), (672, 30696960), (720, 28650496), (735, 28065792), (768, 26859840), (784, 26311680), (840, 24557568), (882, 23388160), (896, 23022720), (960, 21487872), (980, 21049344), (1008, 20464640), (1024, 20144880), (1120, 18418176), (1142, 18063360), (1152, 17906560), (1176, 17541120), (1260, 16371712), (1280, 16115904), (1344, 15348480), (1440, 14325248), (1470, 14032896), (1536, 13429920), (1568, 13155840), (1680, 12278784), (1713, 12042240), (1764, 11694080), (1792, 11511360), (1920, 10743936), (1960, 10524672), (2016, 10232320), (2048, 10072440), (2205, 9355264), (2240, 9209088), (2284, 9031680), (2304, 8953280), (2352, 8770560), (2520, 8185856), (2560, 8057952), (2688, 7674240), (2855, 7225344), (2880, 7162624), (2940, 7016448), (3072, 6714960), (3136, 6577920), (3360, 6139392), (3426, 6021120), (3528, 5847040), (3584, 5755680), (3840, 5371968), (3920, 5262336), (3997, 5160960), (4032, 5116160), (4096, 5036220), (4410, 4677632), (4480, 4604544), (4568, 4515840), (4608, 4476640), (4704, 4385280), (5040, 4092928), (5120, 4028976), (5139, 4014080), (5376, 3837120), (5710, 3612672), (5760, 3581312), (5880, 3508224), (6144, 3357480), (6272, 3288960), (6720, 3069696), (6852, 3010560), (7056, 2923520), (7168, 2877840), (7680, 2685984), (7840, 2631168), (7994, 2580480), (8064, 2558080), (8192, 2518110), (8565, 2408448), (8820, 2338816), (8960, 2302272), (9136, 2257920), (9216, 2238320), (9408, 2192640), (10080, 2046464), (10240, 2014488), (10278, 2007040), (10752, 1918560), (11420, 1806336), (11520, 1790656), (11760, 1754112), (11991, 1720320), (12288, 1678740), (12544, 1644480), (13440, 1534848), (13704, 1505280), (14112, 1461760), (14336, 1438920), (15360, 1342992), (15680, 1315584), (15988, 1290240), (16128, 1279040), (16384, 1259055), (17130, 1204224), (17640, 1169408), (17920, 1151136), (18272, 1128960), (18432, 1119160), (18816, 1096320), (19985, 1032192), (20160, 1023232), (20480, 1007244), (20556, 1003520), (21504, 959280), (22840, 903168), (23040, 895328), (23520, 877056), (23982, 860160), (24576, 839370), (25088, 822240), (25695, 802816), (26880, 767424), (27408, 752640), (27979, 737280), (28224, 730880), (28672, 719460), (30720, 671496), (31360, 657792), (31976, 645120), (32256, 639520), (34260, 602112), (35280, 584704), (35840, 575568), (35973, 573440), (36544, 564480), (36864, 559580), (37632, 548160), (39970, 516096), (40320, 511616), (40960, 503622), (41112, 501760), (43008, 479640), (45680, 451584), (46080, 447664), (47040, 438528), (47964, 430080), (49152, 419685), (50176, 411120), (51390, 401408), (53760, 383712), (54816, 376320), (55958, 368640), (56448, 365440), (57344, 359730), (59955, 344064), (61440, 335748), (62720, 328896), (63952, 322560), (64512, 319760), (68520, 301056), (70560, 292352), (71680, 287784), (71946, 286720), (73088, 282240), (73728, 279790), (75264, 274080), (79940, 258048), (80640, 255808), (81920, 251811), (82224, 250880), (83937, 245760), (86016, 239820), (91360, 225792), (92160, 223832), (94080, 219264), (95928, 215040), (100352, 205560), (102780, 200704), (107520, 191856), (109632, 188160), (111916, 184320), (112896, 182720), (114688, 179865), (119910, 172032), (122880, 167874), (125440, 164448), (127904, 161280), (129024, 159880), (137040, 150528), (139895, 147456), (141120, 146176), (143360, 143892)]