20405891520

素因数分解:

$2^6\times 3^3\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{89}}^1\times {\mathrm{223}}^1$

素因数の和:362

約数の個数: 896

約数和(自身を含む): 88484659200

約数和(自身を除く): 68078767680

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 17, 18, 20, 21, 24, 27, 28, 30, 32, 34, 35, 36, 40, 42, 45, 48, 51, 54, 56, 60, 63, 64, 68, 70, 72, 80, 84, 85, 89, 90, 96, 102, 105, 108, 112, 119, 120, 126, 135, 136, 140, 144, 153, 160, 168, 170, 178, 180, 189, 192, 204, 210, 216, 223, 224, 238, 240, 252, 255, 267, 270, 272, 280, 288, 306, 315, 320, 336, 340, 356, 357, 360, 378, 408, 420, 432, 445, 446, 448, 459, 476, 480, 504, 510, 534, 540, 544, 560, 576, 595, 612, 623, 630, 669, 672, 680, 712, 714, 720, 756, 765, 801, 816, 840, 864, 890, 892, 918, 945, 952, 960, 1008, 1020, 1068, 1071, 1080, 1088, 1115, 1120, 1190, 1224, 1246, 1260, 1335, 1338, 1344, 1360, 1424, 1428, 1440, 1512, 1513, 1530, 1561, 1602, 1632, 1680, 1728, 1780, 1784, 1785, 1836, 1869, 1890, 1904, 2007, 2016, 2040, 2136, 2142, 2160, 2230, 2240, 2295, 2380, 2403, 2448, 2492, 2520, 2670, 2676, 2720, 2848, 2856, 2880, 3024, 3026, 3060, 3115, 3122, 3204, 3213, 3264, 3345, 3360, 3560, 3568, 3570, 3672, 3738, 3780, 3791, 3808, 4005, 4014, 4032, 4080, 4272, 4284, 4320, 4460, 4539, 4590, 4683, 4760, 4806, 4896, 4984, 5040, 5340, 5352, 5355, 5440, 5607, 5696, 5712, 6021, 6048, 6052, 6120, 6230, 6244, 6408, 6426, 6690, 6720, 7120, 7136, 7140, 7344, 7476, 7560, 7565, 7582, 7616, 7805, 8010, 8028, 8160, 8544, 8568, 8640, 8920, 9078, 9180, 9345, 9366, 9520, 9612, 9792, 9968, 10035, 10080, 10591, 10680, 10704, 10710, 11214, 11373, 11424, 12015, 12042, 12096, 12104, 12240, 12460, 12488, 12816, 12852, 13380, 13617, 14049, 14240, 14272, 14280, 14688, 14952, 15120, 15130, 15164, 15610, 16020, 16056, 16065, 16320, 16821, 17088, 17136, 17840, 18156, 18360, 18690, 18732, 18955, 19040, 19224, 19847, 19936, 20070, 20160, 21182, 21360, 21408, 21420, 22428, 22695, 22746, 22848, 23415, 24030, 24084, 24208, 24480, 24920, 24976, 25632, 25704, 26537, 26760, 27234, 28035, 28098, 28480, 28560, 29376, 29904, 30105, 30240, 30260, 30328, 31220, 31773, 32040, 32112, 32130, 33642, 34119, 34272, 35680, 36312, 36720, 37380, 37464, 37910, 38080, 38448, 39694, 39872, 40140, 40851, 42147, 42364, 42720, 42816, 42840, 44856, 45390, 45492, 46830, 48060, 48168, 48416, 48960, 49840, 49952, 51264, 51408, 52955, 53074, 53520, 54468, 56070, 56196, 56865, 57120, 59541, 59808, 60210, 60480, 60520, 60656, 62440, 63546, 64080, 64224, 64260, 67284, 68085, 68238, 68544, 70245, 71360, 72624, 73440, 74760, 74928, 75820, 76896, 79388, 79611, 80280, 81702, 84105, 84294, 84728, 85440, 85680, 89712, 90780, 90984, 93660, 95319, 96120, 96336, 96832, 99235, 99680, 99904, 102357, 102816, 105910, 106148, 107040, 108936, 112140, 112392, 113730, 114240, 119082, 119616, 120420, 121040, 121312, 124880, 127092, 128160, 128448, 128520, 132685, 134568, 136170, 136476, 138929, 140490, 145248, 146880, 149520, 149856, 151640, 153792, 158776, 158865, 159222, 160560, 163404, 168210, 168588, 169456, 170595, 171360, 178623, 179424, 181560, 181968, 187320, 190638, 192240, 192672, 198470, 199360, 204255, 204714, 205632, 210735, 211820, 212296, 214080, 217872, 224280, 224784, 227460, 238164, 238833, 240840, 242080, 242624, 249760, 254184, 256320, 257040, 265370, 269136, 272340, 272952, 277858, 280980, 285957, 290496, 297705, 299040, 299712, 303280, 317552, 317730, 318444, 321120, 326808, 336420, 337176, 337399, 338912, 341190, 342720, 357246, 358848, 363120, 363936, 374640, 381276, 384480, 385344, 396940, 398055, 408510, 409428, 416787, 421470, 423640, 424592, 435744, 448560, 449568, 454920, 476328, 476595, 477666, 481680, 484160, 499520, 508368, 511785, 514080, 530740, 535869, 538272, 544680, 545904, 555716, 561960, 571914, 595410, 598080, 606560, 635104, 635460, 636888, 642240, 653616, 672840, 674352, 674798, 677824, 682380, 694645, 714492, 716499, 726240, 727872, 749280, 762552, 768960, 793880, 796110, 817020, 818856, 833574, 842940, 847280, 849184, 871488, 893115, 897120, 899136, 909840, 952656, 953190, 955332, 963360, 1012197, 1016736, 1023570, 1028160, 1061480, 1071738, 1076544, 1089360, 1091808, 1111432, 1123920, 1143828, 1190820, 1194165, 1213120, 1250361, 1270208, 1270920, 1273776, 1307232, 1345680, 1348704, 1349596, 1364760, 1389290, 1428984, 1429785, 1432998, 1452480, 1498560, 1525104, 1587760, 1592220, 1634040, 1637712, 1667148, 1685880, 1686995, 1694560, 1698368, 1786230, 1794240, 1819680, 1905312, 1906380, 1910664, 1926720, 2024394, 2033472, 2047140, 2083935, 2122960, 2143476, 2178720, 2183616, 2222864, 2247840, 2287656, 2361793, 2381640, 2388330, 2500722, 2541840, 2547552, 2614464, 2679345, 2691360, 2697408, 2699192, 2729520, 2778580, 2857968, 2859570, 2865996, 3036591, 3050208, 3175520, 3184440, 3268080, 3275424, 3334296, 3371760, 3373990, 3389120, 3572460, 3582495, 3639360, 3751083, 3810624, 3812760, 3821328, 4048788, 4094280, 4167870, 4245920, 4286952, 4357440, 4445728, 4495680, 4575312, 4723586, 4763280, 4776660, 5001444, 5060985, 5083680, 5095104, 5358690, 5382720, 5398384, 5459040, 5557160, 5715936, 5719140, 5731992, 6073182, 6100416, 6251805, 6351040, 6368880, 6536160, 6550848, 6668592, 6743520, 6747980, 7085379, 7144920, 7164990, 7502166, 7625520, 7642656, 8097576, 8188560, 8335740, 8491840, 8573904, 8891456, 9109773, 9150624, 9447172, 9526560, 9553320, 10002888, 10121970, 10167360, 10717380, 10796768, 10918080, 11114320, 11431872, 11438280, 11463984, 11808965, 12146364, 12503610, 12737760, 13072320, 13337184, 13487040, 13495960, 14170758, 14289840, 14329980, 15004332, 15182955, 15251040, 15285312, 16195152, 16377120, 16671480, 17147808, 18219546, 18301248, 18755415, 18894344, 19053120, 19106640, 20005776, 20243940, 21256137, 21434760, 21593536, 22228640, 22876560, 22927968, 23617930, 24292728, 25007220, 25475520, 26674368, 26991920, 28341516, 28579680, 28659960, 30008664, 30365910, 30502080, 32390304, 32754240, 33342960, 34295616, 35426895, 36439092, 37510830, 37788688, 38213280, 40011552, 40487880, 42512274, 42869520, 44457280, 45548865, 45753120, 45855936, 47235860, 48585456, 50014440, 53983840, 56683032, 57159360, 57319920, 60017328, 60731820, 63768411, 64780608, 66685920, 70853790, 72878184, 75021660, 75577376, 76426560, 80023104, 80975760, 85024548, 85739040, 91097730, 91506240, 94471720, 97170912, 100028880, 106280685, 107967680, 113366064, 114639840, 120034656, 121463640, 127536822, 133371840, 141707580, 145756368, 150043320, 151154752, 161951520, 170049096, 171478080, 182195460, 188943440, 194341824, 200057760, 212561370, 226732128, 229279680, 240069312, 242927280, 255073644, 283415160, 291512736, 300086640, 318842055, 323903040, 340098192, 364390920, 377886880, 400115520, 425122740, 453464256, 485854560, 510147288, 566830320, 583025472, 600173280, 637684110, 680196384, 728781840, 755773760, 850245480, 971709120, 1020294576, 1133660640, 1200346560, 1275368220, 1360392768, 1457563680, 1700490960, 2040589152, 2267321280, 2550736440, 2915127360, 3400981920, 4081178304, 5101472880, 6801963840, 10202945760, 20405891520]

約数ペア:

[(1, 20405891520), (2, 10202945760), (3, 6801963840), (4, 5101472880), (5, 4081178304), (6, 3400981920), (7, 2915127360), (8, 2550736440), (9, 2267321280), (10, 2040589152), (12, 1700490960), (14, 1457563680), (15, 1360392768), (16, 1275368220), (17, 1200346560), (18, 1133660640), (20, 1020294576), (21, 971709120), (24, 850245480), (27, 755773760), (28, 728781840), (30, 680196384), (32, 637684110), (34, 600173280), (35, 583025472), (36, 566830320), (40, 510147288), (42, 485854560), (45, 453464256), (48, 425122740), (51, 400115520), (54, 377886880), (56, 364390920), (60, 340098192), (63, 323903040), (64, 318842055), (68, 300086640), (70, 291512736), (72, 283415160), (80, 255073644), (84, 242927280), (85, 240069312), (89, 229279680), (90, 226732128), (96, 212561370), (102, 200057760), (105, 194341824), (108, 188943440), (112, 182195460), (119, 171478080), (120, 170049096), (126, 161951520), (135, 151154752), (136, 150043320), (140, 145756368), (144, 141707580), (153, 133371840), (160, 127536822), (168, 121463640), (170, 120034656), (178, 114639840), (180, 113366064), (189, 107967680), (192, 106280685), (204, 100028880), (210, 97170912), (216, 94471720), (223, 91506240), (224, 91097730), (238, 85739040), (240, 85024548), (252, 80975760), (255, 80023104), (267, 76426560), (270, 75577376), (272, 75021660), (280, 72878184), (288, 70853790), (306, 66685920), (315, 64780608), (320, 63768411), (336, 60731820), (340, 60017328), (356, 57319920), (357, 57159360), (360, 56683032), (378, 53983840), (408, 50014440), (420, 48585456), (432, 47235860), (445, 45855936), (446, 45753120), (448, 45548865), (459, 44457280), (476, 42869520), (480, 42512274), (504, 40487880), (510, 40011552), (534, 38213280), (540, 37788688), (544, 37510830), (560, 36439092), (576, 35426895), (595, 34295616), (612, 33342960), (623, 32754240), (630, 32390304), (669, 30502080), (672, 30365910), (680, 30008664), (712, 28659960), (714, 28579680), (720, 28341516), (756, 26991920), (765, 26674368), (801, 25475520), (816, 25007220), (840, 24292728), (864, 23617930), (890, 22927968), (892, 22876560), (918, 22228640), (945, 21593536), (952, 21434760), (960, 21256137), (1008, 20243940), (1020, 20005776), (1068, 19106640), (1071, 19053120), (1080, 18894344), (1088, 18755415), (1115, 18301248), (1120, 18219546), (1190, 17147808), (1224, 16671480), (1246, 16377120), (1260, 16195152), (1335, 15285312), (1338, 15251040), (1344, 15182955), (1360, 15004332), (1424, 14329980), (1428, 14289840), (1440, 14170758), (1512, 13495960), (1513, 13487040), (1530, 13337184), (1561, 13072320), (1602, 12737760), (1632, 12503610), (1680, 12146364), (1728, 11808965), (1780, 11463984), (1784, 11438280), (1785, 11431872), (1836, 11114320), (1869, 10918080), (1890, 10796768), (1904, 10717380), (2007, 10167360), (2016, 10121970), (2040, 10002888), (2136, 9553320), (2142, 9526560), (2160, 9447172), (2230, 9150624), (2240, 9109773), (2295, 8891456), (2380, 8573904), (2403, 8491840), (2448, 8335740), (2492, 8188560), (2520, 8097576), (2670, 7642656), (2676, 7625520), (2720, 7502166), (2848, 7164990), (2856, 7144920), (2880, 7085379), (3024, 6747980), (3026, 6743520), (3060, 6668592), (3115, 6550848), (3122, 6536160), (3204, 6368880), (3213, 6351040), (3264, 6251805), (3345, 6100416), (3360, 6073182), (3560, 5731992), (3568, 5719140), (3570, 5715936), (3672, 5557160), (3738, 5459040), (3780, 5398384), (3791, 5382720), (3808, 5358690), (4005, 5095104), (4014, 5083680), (4032, 5060985), (4080, 5001444), (4272, 4776660), (4284, 4763280), (4320, 4723586), (4460, 4575312), (4539, 4495680), (4590, 4445728), (4683, 4357440), (4760, 4286952), (4806, 4245920), (4896, 4167870), (4984, 4094280), (5040, 4048788), (5340, 3821328), (5352, 3812760), (5355, 3810624), (5440, 3751083), (5607, 3639360), (5696, 3582495), (5712, 3572460), (6021, 3389120), (6048, 3373990), (6052, 3371760), (6120, 3334296), (6230, 3275424), (6244, 3268080), (6408, 3184440), (6426, 3175520), (6690, 3050208), (6720, 3036591), (7120, 2865996), (7136, 2859570), (7140, 2857968), (7344, 2778580), (7476, 2729520), (7560, 2699192), (7565, 2697408), (7582, 2691360), (7616, 2679345), (7805, 2614464), (8010, 2547552), (8028, 2541840), (8160, 2500722), (8544, 2388330), (8568, 2381640), (8640, 2361793), (8920, 2287656), (9078, 2247840), (9180, 2222864), (9345, 2183616), (9366, 2178720), (9520, 2143476), (9612, 2122960), (9792, 2083935), (9968, 2047140), (10035, 2033472), (10080, 2024394), (10591, 1926720), (10680, 1910664), (10704, 1906380), (10710, 1905312), (11214, 1819680), (11373, 1794240), (11424, 1786230), (12015, 1698368), (12042, 1694560), (12096, 1686995), (12104, 1685880), (12240, 1667148), (12460, 1637712), (12488, 1634040), (12816, 1592220), (12852, 1587760), (13380, 1525104), (13617, 1498560), (14049, 1452480), (14240, 1432998), (14272, 1429785), (14280, 1428984), (14688, 1389290), (14952, 1364760), (15120, 1349596), (15130, 1348704), (15164, 1345680), (15610, 1307232), (16020, 1273776), (16056, 1270920), (16065, 1270208), (16320, 1250361), (16821, 1213120), (17088, 1194165), (17136, 1190820), (17840, 1143828), (18156, 1123920), (18360, 1111432), (18690, 1091808), (18732, 1089360), (18955, 1076544), (19040, 1071738), (19224, 1061480), (19847, 1028160), (19936, 1023570), (20070, 1016736), (20160, 1012197), (21182, 963360), (21360, 955332), (21408, 953190), (21420, 952656), (22428, 909840), (22695, 899136), (22746, 897120), (22848, 893115), (23415, 871488), (24030, 849184), (24084, 847280), (24208, 842940), (24480, 833574), (24920, 818856), (24976, 817020), (25632, 796110), (25704, 793880), (26537, 768960), (26760, 762552), (27234, 749280), (28035, 727872), (28098, 726240), (28480, 716499), (28560, 714492), (29376, 694645), (29904, 682380), (30105, 677824), (30240, 674798), (30260, 674352), (30328, 672840), (31220, 653616), (31773, 642240), (32040, 636888), (32112, 635460), (32130, 635104), (33642, 606560), (34119, 598080), (34272, 595410), (35680, 571914), (36312, 561960), (36720, 555716), (37380, 545904), (37464, 544680), (37910, 538272), (38080, 535869), (38448, 530740), (39694, 514080), (39872, 511785), (40140, 508368), (40851, 499520), (42147, 484160), (42364, 481680), (42720, 477666), (42816, 476595), (42840, 476328), (44856, 454920), (45390, 449568), (45492, 448560), (46830, 435744), (48060, 424592), (48168, 423640), (48416, 421470), (48960, 416787), (49840, 409428), (49952, 408510), (51264, 398055), (51408, 396940), (52955, 385344), (53074, 384480), (53520, 381276), (54468, 374640), (56070, 363936), (56196, 363120), (56865, 358848), (57120, 357246), (59541, 342720), (59808, 341190), (60210, 338912), (60480, 337399), (60520, 337176), (60656, 336420), (62440, 326808), (63546, 321120), (64080, 318444), (64224, 317730), (64260, 317552), (67284, 303280), (68085, 299712), (68238, 299040), (68544, 297705), (70245, 290496), (71360, 285957), (72624, 280980), (73440, 277858), (74760, 272952), (74928, 272340), (75820, 269136), (76896, 265370), (79388, 257040), (79611, 256320), (80280, 254184), (81702, 249760), (84105, 242624), (84294, 242080), (84728, 240840), (85440, 238833), (85680, 238164), (89712, 227460), (90780, 224784), (90984, 224280), (93660, 217872), (95319, 214080), (96120, 212296), (96336, 211820), (96832, 210735), (99235, 205632), (99680, 204714), (99904, 204255), (102357, 199360), (102816, 198470), (105910, 192672), (106148, 192240), (107040, 190638), (108936, 187320), (112140, 181968), (112392, 181560), (113730, 179424), (114240, 178623), (119082, 171360), (119616, 170595), (120420, 169456), (121040, 168588), (121312, 168210), (124880, 163404), (127092, 160560), (128160, 159222), (128448, 158865), (128520, 158776), (132685, 153792), (134568, 151640), (136170, 149856), (136476, 149520), (138929, 146880), (140490, 145248)]