20213504640

素因数分解:

$2^7\times 3^4\times 5^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{1051}}^1$

素因数の和:1142

約数の個数: 640

約数和(自身を含む): 84134920320

約数和(自身を除く): 63921415680

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 27, 28, 30, 32, 35, 36, 40, 42, 45, 48, 53, 54, 56, 60, 63, 64, 70, 72, 80, 81, 84, 90, 96, 105, 106, 108, 112, 120, 126, 128, 135, 140, 144, 159, 160, 162, 168, 180, 189, 192, 210, 212, 216, 224, 240, 252, 265, 270, 280, 288, 315, 318, 320, 324, 336, 360, 371, 378, 384, 405, 420, 424, 432, 448, 477, 480, 504, 530, 540, 560, 567, 576, 630, 636, 640, 648, 672, 720, 742, 756, 795, 810, 840, 848, 864, 896, 945, 954, 960, 1008, 1051, 1060, 1080, 1113, 1120, 1134, 1152, 1260, 1272, 1296, 1344, 1431, 1440, 1484, 1512, 1590, 1620, 1680, 1696, 1728, 1855, 1890, 1908, 1920, 2016, 2102, 2120, 2160, 2226, 2240, 2268, 2385, 2520, 2544, 2592, 2688, 2835, 2862, 2880, 2968, 3024, 3153, 3180, 3240, 3339, 3360, 3392, 3456, 3710, 3780, 3816, 4032, 4204, 4240, 4293, 4320, 4452, 4480, 4536, 4770, 5040, 5088, 5184, 5255, 5565, 5670, 5724, 5760, 5936, 6048, 6306, 6360, 6480, 6678, 6720, 6784, 7155, 7357, 7420, 7560, 7632, 8064, 8408, 8480, 8586, 8640, 8904, 9072, 9459, 9540, 10017, 10080, 10176, 10368, 10510, 11130, 11340, 11448, 11872, 12096, 12612, 12720, 12960, 13356, 13440, 14310, 14714, 14840, 15120, 15264, 15765, 16695, 16816, 16960, 17172, 17280, 17808, 18144, 18918, 19080, 20034, 20160, 20352, 21020, 21465, 22071, 22260, 22680, 22896, 23744, 24192, 25224, 25440, 25920, 26712, 28377, 28620, 29428, 29680, 30051, 30240, 30528, 31530, 33390, 33632, 33920, 34344, 35616, 36288, 36785, 37836, 38160, 40068, 40320, 42040, 42930, 44142, 44520, 45360, 45792, 47295, 47488, 50085, 50448, 50880, 51840, 53424, 55703, 56754, 57240, 58856, 59360, 60102, 60480, 61056, 63060, 66213, 66780, 67264, 68688, 71232, 72576, 73570, 75672, 76320, 80136, 84080, 85131, 85860, 88284, 89040, 90720, 91584, 94590, 100170, 100896, 101760, 106848, 110355, 111406, 113508, 114480, 117712, 118720, 120204, 120960, 126120, 132426, 133560, 134528, 137376, 141885, 142464, 147140, 150255, 151344, 152640, 160272, 167109, 168160, 170262, 171720, 176568, 178080, 181440, 183168, 189180, 198639, 200340, 201792, 213696, 220710, 222812, 227016, 228960, 235424, 237440, 240408, 252240, 264852, 267120, 274752, 278515, 283770, 294280, 300510, 302688, 305280, 320544, 331065, 334218, 336320, 340524, 343440, 353136, 356160, 362880, 378360, 389921, 397278, 400680, 403584, 425655, 427392, 441420, 445624, 454032, 457920, 470848, 480816, 501327, 504480, 529704, 534240, 549504, 557030, 567540, 588560, 595917, 601020, 605376, 641088, 662130, 668436, 672640, 681048, 686880, 706272, 712320, 756720, 779842, 794556, 801360, 835545, 851310, 882840, 891248, 908064, 915840, 941696, 961632, 993195, 1002654, 1008960, 1059408, 1068480, 1114060, 1135080, 1169763, 1177120, 1191834, 1202040, 1210752, 1282176, 1324260, 1336872, 1362096, 1373760, 1412544, 1503981, 1513440, 1559684, 1589112, 1602720, 1671090, 1702620, 1765680, 1782496, 1816128, 1923264, 1949605, 1986390, 2005308, 2017920, 2118816, 2136960, 2228120, 2270160, 2339526, 2354240, 2383668, 2404080, 2506635, 2648520, 2673744, 2724192, 2747520, 2825088, 2979585, 3007962, 3026880, 3119368, 3178224, 3205440, 3342180, 3405240, 3509289, 3531360, 3564992, 3632256, 3846528, 3899210, 3972780, 4010616, 4237632, 4456240, 4511943, 4540320, 4679052, 4708480, 4767336, 4808160, 5013270, 5297040, 5347488, 5448384, 5848815, 5959170, 6015924, 6053760, 6238736, 6356448, 6410880, 6684360, 6810480, 7018578, 7062720, 7129984, 7519905, 7798420, 7945560, 8021232, 8475264, 8912480, 9023886, 9080640, 9358104, 9534672, 9616320, 10026540, 10527867, 10594080, 10694976, 10896768, 11697630, 11918340, 12031848, 12477472, 12712896, 13368720, 13620960, 14037156, 14125440, 15039810, 15596840, 15891120, 16042464, 17546445, 17824960, 18047772, 18161280, 18716208, 19069344, 19232640, 20053080, 21055734, 21188160, 21389952, 22559715, 23395260, 23836680, 24063696, 24954944, 25425792, 26737440, 27241920, 28074312, 30079620, 31193680, 31583601, 31782240, 32084928, 35092890, 35649920, 36095544, 37432416, 38138688, 40106160, 42111468, 42376320, 45119430, 46790520, 47673360, 48127392, 49909888, 52639335, 53474880, 54483840, 56148624, 60159240, 62387360, 63167202, 63564480, 64169856, 70185780, 72191088, 74864832, 76277376, 80212320, 84222936, 90238860, 93581040, 95346720, 96254784, 105278670, 106949760, 112297248, 120318480, 124774720, 126334404, 127128960, 140371560, 144382176, 149729664, 157918005, 160424640, 168445872, 180477720, 187162080, 190693440, 192509568, 210557340, 224594496, 240636960, 249549440, 252668808, 280743120, 288764352, 315836010, 320849280, 336891744, 360955440, 374324160, 381386880, 421114680, 449188992, 481273920, 505337616, 561486240, 577528704, 631672020, 673783488, 721910880, 748648320, 842229360, 962547840, 1010675232, 1122972480, 1263344040, 1347566976, 1443821760, 1684458720, 2021350464, 2245944960, 2526688080, 2887643520, 3368917440, 4042700928, 5053376160, 6737834880, 10106752320, 20213504640]

約数ペア:

[(1, 20213504640), (2, 10106752320), (3, 6737834880), (4, 5053376160), (5, 4042700928), (6, 3368917440), (7, 2887643520), (8, 2526688080), (9, 2245944960), (10, 2021350464), (12, 1684458720), (14, 1443821760), (15, 1347566976), (16, 1263344040), (18, 1122972480), (20, 1010675232), (21, 962547840), (24, 842229360), (27, 748648320), (28, 721910880), (30, 673783488), (32, 631672020), (35, 577528704), (36, 561486240), (40, 505337616), (42, 481273920), (45, 449188992), (48, 421114680), (53, 381386880), (54, 374324160), (56, 360955440), (60, 336891744), (63, 320849280), (64, 315836010), (70, 288764352), (72, 280743120), (80, 252668808), (81, 249549440), (84, 240636960), (90, 224594496), (96, 210557340), (105, 192509568), (106, 190693440), (108, 187162080), (112, 180477720), (120, 168445872), (126, 160424640), (128, 157918005), (135, 149729664), (140, 144382176), (144, 140371560), (159, 127128960), (160, 126334404), (162, 124774720), (168, 120318480), (180, 112297248), (189, 106949760), (192, 105278670), (210, 96254784), (212, 95346720), (216, 93581040), (224, 90238860), (240, 84222936), (252, 80212320), (265, 76277376), (270, 74864832), (280, 72191088), (288, 70185780), (315, 64169856), (318, 63564480), (320, 63167202), (324, 62387360), (336, 60159240), (360, 56148624), (371, 54483840), (378, 53474880), (384, 52639335), (405, 49909888), (420, 48127392), (424, 47673360), (432, 46790520), (448, 45119430), (477, 42376320), (480, 42111468), (504, 40106160), (530, 38138688), (540, 37432416), (560, 36095544), (567, 35649920), (576, 35092890), (630, 32084928), (636, 31782240), (640, 31583601), (648, 31193680), (672, 30079620), (720, 28074312), (742, 27241920), (756, 26737440), (795, 25425792), (810, 24954944), (840, 24063696), (848, 23836680), (864, 23395260), (896, 22559715), (945, 21389952), (954, 21188160), (960, 21055734), (1008, 20053080), (1051, 19232640), (1060, 19069344), (1080, 18716208), (1113, 18161280), (1120, 18047772), (1134, 17824960), (1152, 17546445), (1260, 16042464), (1272, 15891120), (1296, 15596840), (1344, 15039810), (1431, 14125440), (1440, 14037156), (1484, 13620960), (1512, 13368720), (1590, 12712896), (1620, 12477472), (1680, 12031848), (1696, 11918340), (1728, 11697630), (1855, 10896768), (1890, 10694976), (1908, 10594080), (1920, 10527867), (2016, 10026540), (2102, 9616320), (2120, 9534672), (2160, 9358104), (2226, 9080640), (2240, 9023886), (2268, 8912480), (2385, 8475264), (2520, 8021232), (2544, 7945560), (2592, 7798420), (2688, 7519905), (2835, 7129984), (2862, 7062720), (2880, 7018578), (2968, 6810480), (3024, 6684360), (3153, 6410880), (3180, 6356448), (3240, 6238736), (3339, 6053760), (3360, 6015924), (3392, 5959170), (3456, 5848815), (3710, 5448384), (3780, 5347488), (3816, 5297040), (4032, 5013270), (4204, 4808160), (4240, 4767336), (4293, 4708480), (4320, 4679052), (4452, 4540320), (4480, 4511943), (4536, 4456240), (4770, 4237632), (5040, 4010616), (5088, 3972780), (5184, 3899210), (5255, 3846528), (5565, 3632256), (5670, 3564992), (5724, 3531360), (5760, 3509289), (5936, 3405240), (6048, 3342180), (6306, 3205440), (6360, 3178224), (6480, 3119368), (6678, 3026880), (6720, 3007962), (6784, 2979585), (7155, 2825088), (7357, 2747520), (7420, 2724192), (7560, 2673744), (7632, 2648520), (8064, 2506635), (8408, 2404080), (8480, 2383668), (8586, 2354240), (8640, 2339526), (8904, 2270160), (9072, 2228120), (9459, 2136960), (9540, 2118816), (10017, 2017920), (10080, 2005308), (10176, 1986390), (10368, 1949605), (10510, 1923264), (11130, 1816128), (11340, 1782496), (11448, 1765680), (11872, 1702620), (12096, 1671090), (12612, 1602720), (12720, 1589112), (12960, 1559684), (13356, 1513440), (13440, 1503981), (14310, 1412544), (14714, 1373760), (14840, 1362096), (15120, 1336872), (15264, 1324260), (15765, 1282176), (16695, 1210752), (16816, 1202040), (16960, 1191834), (17172, 1177120), (17280, 1169763), (17808, 1135080), (18144, 1114060), (18918, 1068480), (19080, 1059408), (20034, 1008960), (20160, 1002654), (20352, 993195), (21020, 961632), (21465, 941696), (22071, 915840), (22260, 908064), (22680, 891248), (22896, 882840), (23744, 851310), (24192, 835545), (25224, 801360), (25440, 794556), (25920, 779842), (26712, 756720), (28377, 712320), (28620, 706272), (29428, 686880), (29680, 681048), (30051, 672640), (30240, 668436), (30528, 662130), (31530, 641088), (33390, 605376), (33632, 601020), (33920, 595917), (34344, 588560), (35616, 567540), (36288, 557030), (36785, 549504), (37836, 534240), (38160, 529704), (40068, 504480), (40320, 501327), (42040, 480816), (42930, 470848), (44142, 457920), (44520, 454032), (45360, 445624), (45792, 441420), (47295, 427392), (47488, 425655), (50085, 403584), (50448, 400680), (50880, 397278), (51840, 389921), (53424, 378360), (55703, 362880), (56754, 356160), (57240, 353136), (58856, 343440), (59360, 340524), (60102, 336320), (60480, 334218), (61056, 331065), (63060, 320544), (66213, 305280), (66780, 302688), (67264, 300510), (68688, 294280), (71232, 283770), (72576, 278515), (73570, 274752), (75672, 267120), (76320, 264852), (80136, 252240), (84080, 240408), (85131, 237440), (85860, 235424), (88284, 228960), (89040, 227016), (90720, 222812), (91584, 220710), (94590, 213696), (100170, 201792), (100896, 200340), (101760, 198639), (106848, 189180), (110355, 183168), (111406, 181440), (113508, 178080), (114480, 176568), (117712, 171720), (118720, 170262), (120204, 168160), (120960, 167109), (126120, 160272), (132426, 152640), (133560, 151344), (134528, 150255), (137376, 147140), (141885, 142464)]