20518530480

素因数分解:

$2^4\times 3^2\times 5^1\times 7^2\times {\mathrm{31}}^1\times {\mathrm{73}}^1\times {\mathrm{257}}^1$

素因数の和:394

約数の個数: 720

約数和(自身を含む): 84203967744

約数和(自身を除く): 63685437264

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 31, 35, 36, 40, 42, 45, 48, 49, 56, 60, 62, 63, 70, 72, 73, 80, 84, 90, 93, 98, 105, 112, 120, 124, 126, 140, 144, 146, 147, 155, 168, 180, 186, 196, 210, 217, 219, 240, 245, 248, 252, 257, 279, 280, 292, 294, 310, 315, 336, 360, 365, 372, 392, 420, 434, 438, 441, 465, 490, 496, 504, 511, 514, 558, 560, 584, 588, 620, 630, 651, 657, 720, 730, 735, 744, 771, 784, 840, 868, 876, 882, 930, 980, 1008, 1022, 1028, 1085, 1095, 1116, 1168, 1176, 1240, 1260, 1285, 1302, 1314, 1395, 1460, 1470, 1488, 1519, 1533, 1542, 1680, 1736, 1752, 1764, 1799, 1860, 1953, 1960, 2044, 2056, 2170, 2190, 2205, 2232, 2263, 2313, 2352, 2480, 2520, 2555, 2570, 2604, 2628, 2790, 2920, 2940, 3038, 3066, 3084, 3255, 3285, 3472, 3504, 3528, 3577, 3598, 3720, 3855, 3906, 3920, 4088, 4112, 4340, 4380, 4410, 4464, 4526, 4557, 4599, 4626, 5040, 5110, 5140, 5208, 5256, 5397, 5580, 5840, 5880, 6076, 6132, 6168, 6510, 6570, 6789, 7056, 7154, 7196, 7440, 7595, 7665, 7710, 7812, 7967, 8176, 8680, 8760, 8820, 8995, 9052, 9114, 9198, 9252, 9765, 10220, 10280, 10416, 10512, 10731, 10794, 11160, 11315, 11565, 11760, 12152, 12264, 12336, 12593, 13020, 13140, 13578, 13671, 14308, 14392, 15190, 15330, 15420, 15624, 15841, 15934, 16191, 17360, 17520, 17640, 17885, 17990, 18104, 18228, 18396, 18504, 18761, 19530, 20367, 20440, 20560, 21462, 21588, 22320, 22630, 22785, 22995, 23130, 23901, 24304, 24528, 25186, 26040, 26280, 26985, 27156, 27342, 28616, 28784, 30380, 30660, 30840, 31248, 31682, 31868, 32193, 32382, 33945, 35280, 35770, 35980, 36208, 36456, 36792, 37008, 37522, 37779, 39060, 39835, 40734, 40880, 42924, 43176, 45260, 45570, 45990, 46260, 47523, 47802, 50372, 52080, 52560, 53655, 53970, 54312, 54684, 55769, 56283, 57232, 60760, 61320, 61680, 62965, 63364, 63736, 64386, 64764, 67890, 68355, 71540, 71703, 71960, 72912, 73584, 75044, 75558, 78120, 79205, 79670, 80955, 81468, 85848, 86352, 90520, 91140, 91980, 92520, 93805, 95046, 95604, 100744, 101835, 107310, 107940, 108624, 109368, 110887, 111538, 112566, 113337, 119505, 121520, 122640, 125930, 126728, 127472, 128772, 129528, 131327, 135780, 136710, 142569, 143080, 143406, 143920, 150088, 151116, 156240, 158410, 159340, 160965, 161910, 162936, 167307, 168849, 171696, 181040, 182280, 183960, 185040, 187610, 188895, 190092, 191208, 201488, 203670, 214620, 215880, 218736, 221774, 223076, 225132, 226674, 237615, 239010, 251860, 253456, 257544, 259056, 262654, 271560, 273420, 278845, 281415, 285138, 286160, 286812, 300176, 302232, 316820, 318680, 321930, 323820, 325872, 332661, 334614, 337698, 358515, 364560, 367920, 375220, 377790, 380184, 382416, 390383, 393981, 407340, 429240, 431760, 443548, 446152, 450264, 453348, 475230, 478020, 501921, 503720, 515088, 525308, 543120, 546840, 554435, 557690, 562830, 566685, 570276, 573624, 581591, 604464, 633640, 637360, 643860, 647640, 656635, 665322, 669228, 675396, 712845, 717030, 750440, 755580, 760368, 780766, 787962, 814680, 836535, 844245, 858480, 887096, 892304, 900528, 906696, 919289, 950460, 956040, 997983, 1003842, 1007440, 1050616, 1093680, 1108870, 1115380, 1125660, 1133370, 1140552, 1147248, 1163182, 1171149, 1181943, 1267280, 1287720, 1295280, 1313270, 1330644, 1338456, 1350792, 1425690, 1434060, 1500880, 1511160, 1561532, 1575924, 1629360, 1663305, 1673070, 1688490, 1744773, 1774192, 1813392, 1838578, 1900920, 1912080, 1951915, 1969905, 1995966, 2007684, 2101232, 2217740, 2230760, 2251320, 2266740, 2281104, 2326364, 2342298, 2363886, 2509605, 2575440, 2626540, 2661288, 2676912, 2701584, 2757867, 2851380, 2868120, 2907955, 3022320, 3123064, 3151848, 3326610, 3346140, 3376980, 3489546, 3513447, 3677156, 3801840, 3903830, 3939810, 3991932, 4015368, 4071137, 4435480, 4461520, 4502640, 4533480, 4596445, 4652728, 4684596, 4727772, 4989915, 5019210, 5234319, 5253080, 5322576, 5515734, 5702760, 5736240, 5815910, 5855745, 5909715, 6246128, 6303696, 6653220, 6692280, 6753960, 6979092, 7026894, 7354312, 7807660, 7879620, 7983864, 8030736, 8142274, 8273601, 8723865, 8870960, 9066960, 9192890, 9305456, 9369192, 9455544, 9979830, 10038420, 10468638, 10506160, 11031468, 11405520, 11631820, 11711490, 11819430, 12213411, 13306440, 13384560, 13507920, 13789335, 13958184, 14053788, 14708624, 15615320, 15759240, 15967728, 16284548, 16547202, 17447730, 17567235, 18385780, 18738384, 18911088, 19959660, 20076840, 20355685, 20937276, 22062936, 23263640, 23422980, 23638860, 24426822, 26171595, 26612880, 27578670, 27916368, 28107576, 28497959, 31230640, 31518480, 32569096, 33094404, 34895460, 35134470, 36640233, 36771560, 39919320, 40153680, 40711370, 41368005, 41874552, 44125872, 46527280, 46845960, 47277720, 48853644, 52343190, 55157340, 56215152, 56995918, 61067055, 65138192, 66188808, 69790920, 70268940, 73280466, 73543120, 79838640, 81422740, 82736010, 83749104, 85493877, 93691920, 94555440, 97707288, 104686380, 110314680, 113991836, 122134110, 132377616, 139581840, 140537880, 142489795, 146560932, 162845480, 165472020, 170987754, 183201165, 195414576, 209372760, 220629360, 227983672, 244268220, 256481631, 281075760, 284979590, 293121864, 325690960, 330944040, 341975508, 366402330, 418745520, 427469385, 455967344, 488536440, 512963262, 569959180, 586243728, 661888080, 683951016, 732804660, 854938770, 977072880, 1025926524, 1139918360, 1282408155, 1367902032, 1465609320, 1709877540, 2051853048, 2279836720, 2564816310, 2931218640, 3419755080, 4103706096, 5129632620, 6839510160, 10259265240, 20518530480]

約数ペア:

[(1, 20518530480), (2, 10259265240), (3, 6839510160), (4, 5129632620), (5, 4103706096), (6, 3419755080), (7, 2931218640), (8, 2564816310), (9, 2279836720), (10, 2051853048), (12, 1709877540), (14, 1465609320), (15, 1367902032), (16, 1282408155), (18, 1139918360), (20, 1025926524), (21, 977072880), (24, 854938770), (28, 732804660), (30, 683951016), (31, 661888080), (35, 586243728), (36, 569959180), (40, 512963262), (42, 488536440), (45, 455967344), (48, 427469385), (49, 418745520), (56, 366402330), (60, 341975508), (62, 330944040), (63, 325690960), (70, 293121864), (72, 284979590), (73, 281075760), (80, 256481631), (84, 244268220), (90, 227983672), (93, 220629360), (98, 209372760), (105, 195414576), (112, 183201165), (120, 170987754), (124, 165472020), (126, 162845480), (140, 146560932), (144, 142489795), (146, 140537880), (147, 139581840), (155, 132377616), (168, 122134110), (180, 113991836), (186, 110314680), (196, 104686380), (210, 97707288), (217, 94555440), (219, 93691920), (240, 85493877), (245, 83749104), (248, 82736010), (252, 81422740), (257, 79838640), (279, 73543120), (280, 73280466), (292, 70268940), (294, 69790920), (310, 66188808), (315, 65138192), (336, 61067055), (360, 56995918), (365, 56215152), (372, 55157340), (392, 52343190), (420, 48853644), (434, 47277720), (438, 46845960), (441, 46527280), (465, 44125872), (490, 41874552), (496, 41368005), (504, 40711370), (511, 40153680), (514, 39919320), (558, 36771560), (560, 36640233), (584, 35134470), (588, 34895460), (620, 33094404), (630, 32569096), (651, 31518480), (657, 31230640), (720, 28497959), (730, 28107576), (735, 27916368), (744, 27578670), (771, 26612880), (784, 26171595), (840, 24426822), (868, 23638860), (876, 23422980), (882, 23263640), (930, 22062936), (980, 20937276), (1008, 20355685), (1022, 20076840), (1028, 19959660), (1085, 18911088), (1095, 18738384), (1116, 18385780), (1168, 17567235), (1176, 17447730), (1240, 16547202), (1260, 16284548), (1285, 15967728), (1302, 15759240), (1314, 15615320), (1395, 14708624), (1460, 14053788), (1470, 13958184), (1488, 13789335), (1519, 13507920), (1533, 13384560), (1542, 13306440), (1680, 12213411), (1736, 11819430), (1752, 11711490), (1764, 11631820), (1799, 11405520), (1860, 11031468), (1953, 10506160), (1960, 10468638), (2044, 10038420), (2056, 9979830), (2170, 9455544), (2190, 9369192), (2205, 9305456), (2232, 9192890), (2263, 9066960), (2313, 8870960), (2352, 8723865), (2480, 8273601), (2520, 8142274), (2555, 8030736), (2570, 7983864), (2604, 7879620), (2628, 7807660), (2790, 7354312), (2920, 7026894), (2940, 6979092), (3038, 6753960), (3066, 6692280), (3084, 6653220), (3255, 6303696), (3285, 6246128), (3472, 5909715), (3504, 5855745), (3528, 5815910), (3577, 5736240), (3598, 5702760), (3720, 5515734), (3855, 5322576), (3906, 5253080), (3920, 5234319), (4088, 5019210), (4112, 4989915), (4340, 4727772), (4380, 4684596), (4410, 4652728), (4464, 4596445), (4526, 4533480), (4557, 4502640), (4599, 4461520), (4626, 4435480), (5040, 4071137), (5110, 4015368), (5140, 3991932), (5208, 3939810), (5256, 3903830), (5397, 3801840), (5580, 3677156), (5840, 3513447), (5880, 3489546), (6076, 3376980), (6132, 3346140), (6168, 3326610), (6510, 3151848), (6570, 3123064), (6789, 3022320), (7056, 2907955), (7154, 2868120), (7196, 2851380), (7440, 2757867), (7595, 2701584), (7665, 2676912), (7710, 2661288), (7812, 2626540), (7967, 2575440), (8176, 2509605), (8680, 2363886), (8760, 2342298), (8820, 2326364), (8995, 2281104), (9052, 2266740), (9114, 2251320), (9198, 2230760), (9252, 2217740), (9765, 2101232), (10220, 2007684), (10280, 1995966), (10416, 1969905), (10512, 1951915), (10731, 1912080), (10794, 1900920), (11160, 1838578), (11315, 1813392), (11565, 1774192), (11760, 1744773), (12152, 1688490), (12264, 1673070), (12336, 1663305), (12593, 1629360), (13020, 1575924), (13140, 1561532), (13578, 1511160), (13671, 1500880), (14308, 1434060), (14392, 1425690), (15190, 1350792), (15330, 1338456), (15420, 1330644), (15624, 1313270), (15841, 1295280), (15934, 1287720), (16191, 1267280), (17360, 1181943), (17520, 1171149), (17640, 1163182), (17885, 1147248), (17990, 1140552), (18104, 1133370), (18228, 1125660), (18396, 1115380), (18504, 1108870), (18761, 1093680), (19530, 1050616), (20367, 1007440), (20440, 1003842), (20560, 997983), (21462, 956040), (21588, 950460), (22320, 919289), (22630, 906696), (22785, 900528), (22995, 892304), (23130, 887096), (23901, 858480), (24304, 844245), (24528, 836535), (25186, 814680), (26040, 787962), (26280, 780766), (26985, 760368), (27156, 755580), (27342, 750440), (28616, 717030), (28784, 712845), (30380, 675396), (30660, 669228), (30840, 665322), (31248, 656635), (31682, 647640), (31868, 643860), (32193, 637360), (32382, 633640), (33945, 604464), (35280, 581591), (35770, 573624), (35980, 570276), (36208, 566685), (36456, 562830), (36792, 557690), (37008, 554435), (37522, 546840), (37779, 543120), (39060, 525308), (39835, 515088), (40734, 503720), (40880, 501921), (42924, 478020), (43176, 475230), (45260, 453348), (45570, 450264), (45990, 446152), (46260, 443548), (47523, 431760), (47802, 429240), (50372, 407340), (52080, 393981), (52560, 390383), (53655, 382416), (53970, 380184), (54312, 377790), (54684, 375220), (55769, 367920), (56283, 364560), (57232, 358515), (60760, 337698), (61320, 334614), (61680, 332661), (62965, 325872), (63364, 323820), (63736, 321930), (64386, 318680), (64764, 316820), (67890, 302232), (68355, 300176), (71540, 286812), (71703, 286160), (71960, 285138), (72912, 281415), (73584, 278845), (75044, 273420), (75558, 271560), (78120, 262654), (79205, 259056), (79670, 257544), (80955, 253456), (81468, 251860), (85848, 239010), (86352, 237615), (90520, 226674), (91140, 225132), (91980, 223076), (92520, 221774), (93805, 218736), (95046, 215880), (95604, 214620), (100744, 203670), (101835, 201488), (107310, 191208), (107940, 190092), (108624, 188895), (109368, 187610), (110887, 185040), (111538, 183960), (112566, 182280), (113337, 181040), (119505, 171696), (121520, 168849), (122640, 167307), (125930, 162936), (126728, 161910), (127472, 160965), (128772, 159340), (129528, 158410), (131327, 156240), (135780, 151116), (136710, 150088), (142569, 143920), (143080, 143406)]