20656579680

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^2\times {\mathrm{59}}^1$

素因数の和:176

約数の個数: 864

約数和(自身を含む): 84319522560

約数和(自身を除く): 63662942880

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 16, 18, 20, 22, 23, 24, 30, 31, 32, 33, 36, 40, 44, 45, 46, 48, 55, 59, 60, 62, 66, 69, 72, 80, 88, 90, 92, 93, 96, 99, 110, 115, 118, 120, 124, 132, 138, 144, 155, 160, 165, 176, 177, 180, 184, 186, 198, 207, 220, 230, 236, 240, 248, 253, 264, 276, 279, 288, 295, 310, 330, 341, 345, 352, 354, 360, 368, 372, 396, 414, 440, 460, 465, 472, 480, 495, 496, 506, 528, 531, 552, 558, 590, 620, 649, 660, 682, 690, 708, 713, 720, 736, 744, 759, 792, 828, 880, 885, 920, 930, 944, 961, 990, 992, 1012, 1023, 1035, 1056, 1062, 1104, 1116, 1180, 1240, 1265, 1298, 1320, 1357, 1364, 1380, 1395, 1416, 1426, 1440, 1488, 1518, 1584, 1656, 1705, 1760, 1770, 1829, 1840, 1860, 1888, 1922, 1947, 1980, 2024, 2046, 2070, 2124, 2139, 2208, 2232, 2277, 2360, 2480, 2530, 2596, 2640, 2655, 2714, 2728, 2760, 2790, 2832, 2852, 2883, 2976, 3036, 3069, 3168, 3245, 3312, 3410, 3540, 3565, 3658, 3680, 3720, 3795, 3844, 3894, 3960, 4048, 4071, 4092, 4140, 4248, 4278, 4464, 4554, 4720, 4805, 4960, 5060, 5115, 5192, 5280, 5310, 5428, 5456, 5487, 5520, 5580, 5664, 5704, 5766, 5841, 6072, 6138, 6417, 6490, 6624, 6785, 6820, 7080, 7130, 7316, 7440, 7590, 7688, 7788, 7843, 7920, 8096, 8142, 8184, 8280, 8496, 8556, 8649, 8928, 9108, 9145, 9440, 9610, 9735, 10120, 10230, 10384, 10571, 10620, 10695, 10856, 10912, 10974, 11040, 11160, 11385, 11408, 11532, 11682, 12144, 12213, 12276, 12834, 12980, 13570, 13640, 14160, 14260, 14415, 14632, 14880, 14927, 15180, 15345, 15376, 15576, 15686, 15840, 16284, 16368, 16461, 16560, 16992, 17112, 17298, 18216, 18290, 19220, 19470, 20119, 20240, 20355, 20460, 20768, 21142, 21240, 21390, 21712, 21948, 22103, 22320, 22770, 22816, 23064, 23364, 23529, 24288, 24426, 24552, 25668, 25960, 27140, 27280, 27435, 28320, 28520, 28830, 29205, 29264, 29854, 30360, 30690, 30752, 31152, 31372, 31713, 32085, 32568, 32736, 32922, 33120, 34224, 34596, 36432, 36580, 38440, 38940, 39215, 40238, 40480, 40710, 40920, 42067, 42284, 42480, 42780, 43245, 43424, 43896, 44206, 44640, 44781, 45540, 46128, 46728, 47058, 48852, 49104, 51336, 51920, 52855, 54280, 54560, 54870, 56699, 57040, 57660, 58410, 58528, 59708, 60357, 60720, 61065, 61380, 62304, 62744, 63426, 64170, 65136, 65844, 66309, 68448, 69192, 70587, 72864, 73160, 74635, 76880, 77880, 78430, 80476, 81420, 81840, 82305, 84134, 84568, 84960, 85560, 86490, 87792, 88412, 89562, 91080, 92256, 93456, 94116, 95139, 97704, 98208, 100595, 102672, 103840, 105710, 108560, 109740, 110515, 113398, 114080, 115320, 116820, 117645, 119416, 120714, 121440, 122130, 122760, 125488, 126201, 126852, 128340, 130272, 131688, 132618, 134343, 138384, 141174, 146320, 149270, 153760, 155760, 156860, 158565, 160952, 162840, 163680, 164610, 168268, 169136, 170097, 171120, 172980, 175584, 176824, 179124, 181071, 182160, 186912, 188232, 190278, 195408, 198927, 201190, 205344, 210335, 211420, 217120, 219480, 221030, 223905, 226796, 230640, 233640, 235290, 238832, 241428, 243133, 244260, 245520, 250976, 252402, 253704, 256680, 263376, 265236, 268686, 276768, 282348, 283495, 292640, 298540, 301785, 311520, 313720, 317130, 321904, 325680, 329220, 331545, 336536, 338272, 340194, 342240, 345960, 352935, 353648, 358248, 362142, 364320, 376464, 378603, 380556, 390816, 397854, 402380, 420670, 422840, 438960, 442060, 447810, 453592, 461280, 462737, 467280, 470580, 475695, 477664, 482856, 486266, 488520, 491040, 504804, 507408, 510291, 513360, 526752, 530472, 537372, 564696, 566990, 597080, 603570, 623689, 627440, 631005, 634260, 643808, 651360, 658440, 663090, 671715, 673072, 680388, 691920, 705870, 707296, 716496, 724284, 729399, 752928, 757206, 761112, 795708, 804760, 841340, 845680, 850485, 877920, 884120, 895620, 905355, 907184, 925474, 934560, 941160, 951390, 965712, 972532, 977040, 994635, 1009608, 1014816, 1020582, 1026720, 1060944, 1074744, 1129392, 1133980, 1194160, 1207140, 1215665, 1247378, 1254880, 1262010, 1268520, 1304077, 1316880, 1326180, 1343430, 1346144, 1360776, 1383840, 1388211, 1411740, 1432992, 1448568, 1458798, 1514412, 1522224, 1591416, 1609520, 1682680, 1691360, 1700970, 1768240, 1791240, 1810710, 1814368, 1850948, 1871067, 1882320, 1893015, 1902780, 1931424, 1945064, 1954080, 1989270, 2019216, 2041164, 2121888, 2149488, 2188197, 2258784, 2267960, 2313685, 2388320, 2414280, 2431330, 2494756, 2524020, 2537040, 2551455, 2608154, 2633760, 2652360, 2686860, 2721552, 2776422, 2823480, 2897136, 2917596, 3028824, 3044448, 3118445, 3182832, 3219040, 3365360, 3401940, 3536480, 3582480, 3621420, 3646995, 3701896, 3742134, 3764640, 3786030, 3805560, 3890128, 3912231, 3978540, 4038432, 4082328, 4164633, 4298976, 4376394, 4535920, 4627370, 4828560, 4862660, 4989512, 5048040, 5074080, 5102910, 5216308, 5304720, 5373720, 5443104, 5552844, 5613201, 5646960, 5794272, 5835192, 6057648, 6236890, 6365664, 6520385, 6730720, 6803880, 6941055, 7164960, 7242840, 7293990, 7403792, 7484268, 7572060, 7611120, 7780256, 7824462, 7957080, 8164656, 8329266, 8752788, 9071840, 9254740, 9355335, 9657120, 9725320, 9979024, 10096080, 10205820, 10432616, 10609440, 10747440, 10940985, 11105688, 11226402, 11293920, 11670384, 11736693, 12115296, 12473780, 13040770, 13607760, 13882110, 14344847, 14485680, 14587980, 14807584, 14968536, 15144120, 15222240, 15648924, 15914160, 16329312, 16658532, 17505576, 18509480, 18710670, 19450640, 19561155, 19958048, 20192160, 20411640, 20823165, 20865232, 21494880, 21881970, 22211376, 22452804, 23340768, 23473386, 24947560, 26081540, 27215520, 27764220, 28066005, 28689694, 28971360, 29175960, 29937072, 30288240, 31297848, 31828320, 33317064, 35011152, 37018960, 37421340, 38901280, 39122310, 40823280, 41646330, 41730464, 43034541, 43763940, 44422752, 44905608, 46946772, 49895120, 52163080, 55528440, 56132010, 57379388, 58351920, 58683465, 59874144, 60576480, 62595696, 66634128, 70022304, 71724235, 74037920, 74842680, 78244620, 81646560, 83292660, 86069082, 87527880, 89811216, 93893544, 99790240, 104326160, 111056880, 112264020, 114758776, 116703840, 117366930, 125191392, 129103623, 133268256, 143448470, 149685360, 156489240, 166585320, 172138164, 175055760, 179622432, 187787088, 208652320, 215172705, 222113760, 224528040, 229517552, 234733860, 258207246, 286896940, 299370720, 312978480, 333170640, 344276328, 350111520, 375574176, 430345410, 449056080, 459035104, 469467720, 516414492, 573793880, 625956960, 645518115, 666341280, 688552656, 860690820, 898112160, 938935440, 1032828984, 1147587760, 1291036230, 1377105312, 1721381640, 1877870880, 2065657968, 2295175520, 2582072460, 3442763280, 4131315936, 5164144920, 6885526560, 10328289840, 20656579680]

約数ペア:

[(1, 20656579680), (2, 10328289840), (3, 6885526560), (4, 5164144920), (5, 4131315936), (6, 3442763280), (8, 2582072460), (9, 2295175520), (10, 2065657968), (11, 1877870880), (12, 1721381640), (15, 1377105312), (16, 1291036230), (18, 1147587760), (20, 1032828984), (22, 938935440), (23, 898112160), (24, 860690820), (30, 688552656), (31, 666341280), (32, 645518115), (33, 625956960), (36, 573793880), (40, 516414492), (44, 469467720), (45, 459035104), (46, 449056080), (48, 430345410), (55, 375574176), (59, 350111520), (60, 344276328), (62, 333170640), (66, 312978480), (69, 299370720), (72, 286896940), (80, 258207246), (88, 234733860), (90, 229517552), (92, 224528040), (93, 222113760), (96, 215172705), (99, 208652320), (110, 187787088), (115, 179622432), (118, 175055760), (120, 172138164), (124, 166585320), (132, 156489240), (138, 149685360), (144, 143448470), (155, 133268256), (160, 129103623), (165, 125191392), (176, 117366930), (177, 116703840), (180, 114758776), (184, 112264020), (186, 111056880), (198, 104326160), (207, 99790240), (220, 93893544), (230, 89811216), (236, 87527880), (240, 86069082), (248, 83292660), (253, 81646560), (264, 78244620), (276, 74842680), (279, 74037920), (288, 71724235), (295, 70022304), (310, 66634128), (330, 62595696), (341, 60576480), (345, 59874144), (352, 58683465), (354, 58351920), (360, 57379388), (368, 56132010), (372, 55528440), (396, 52163080), (414, 49895120), (440, 46946772), (460, 44905608), (465, 44422752), (472, 43763940), (480, 43034541), (495, 41730464), (496, 41646330), (506, 40823280), (528, 39122310), (531, 38901280), (552, 37421340), (558, 37018960), (590, 35011152), (620, 33317064), (649, 31828320), (660, 31297848), (682, 30288240), (690, 29937072), (708, 29175960), (713, 28971360), (720, 28689694), (736, 28066005), (744, 27764220), (759, 27215520), (792, 26081540), (828, 24947560), (880, 23473386), (885, 23340768), (920, 22452804), (930, 22211376), (944, 21881970), (961, 21494880), (990, 20865232), (992, 20823165), (1012, 20411640), (1023, 20192160), (1035, 19958048), (1056, 19561155), (1062, 19450640), (1104, 18710670), (1116, 18509480), (1180, 17505576), (1240, 16658532), (1265, 16329312), (1298, 15914160), (1320, 15648924), (1357, 15222240), (1364, 15144120), (1380, 14968536), (1395, 14807584), (1416, 14587980), (1426, 14485680), (1440, 14344847), (1488, 13882110), (1518, 13607760), (1584, 13040770), (1656, 12473780), (1705, 12115296), (1760, 11736693), (1770, 11670384), (1829, 11293920), (1840, 11226402), (1860, 11105688), (1888, 10940985), (1922, 10747440), (1947, 10609440), (1980, 10432616), (2024, 10205820), (2046, 10096080), (2070, 9979024), (2124, 9725320), (2139, 9657120), (2208, 9355335), (2232, 9254740), (2277, 9071840), (2360, 8752788), (2480, 8329266), (2530, 8164656), (2596, 7957080), (2640, 7824462), (2655, 7780256), (2714, 7611120), (2728, 7572060), (2760, 7484268), (2790, 7403792), (2832, 7293990), (2852, 7242840), (2883, 7164960), (2976, 6941055), (3036, 6803880), (3069, 6730720), (3168, 6520385), (3245, 6365664), (3312, 6236890), (3410, 6057648), (3540, 5835192), (3565, 5794272), (3658, 5646960), (3680, 5613201), (3720, 5552844), (3795, 5443104), (3844, 5373720), (3894, 5304720), (3960, 5216308), (4048, 5102910), (4071, 5074080), (4092, 5048040), (4140, 4989512), (4248, 4862660), (4278, 4828560), (4464, 4627370), (4554, 4535920), (4720, 4376394), (4805, 4298976), (4960, 4164633), (5060, 4082328), (5115, 4038432), (5192, 3978540), (5280, 3912231), (5310, 3890128), (5428, 3805560), (5456, 3786030), (5487, 3764640), (5520, 3742134), (5580, 3701896), (5664, 3646995), (5704, 3621420), (5766, 3582480), (5841, 3536480), (6072, 3401940), (6138, 3365360), (6417, 3219040), (6490, 3182832), (6624, 3118445), (6785, 3044448), (6820, 3028824), (7080, 2917596), (7130, 2897136), (7316, 2823480), (7440, 2776422), (7590, 2721552), (7688, 2686860), (7788, 2652360), (7843, 2633760), (7920, 2608154), (8096, 2551455), (8142, 2537040), (8184, 2524020), (8280, 2494756), (8496, 2431330), (8556, 2414280), (8649, 2388320), (8928, 2313685), (9108, 2267960), (9145, 2258784), (9440, 2188197), (9610, 2149488), (9735, 2121888), (10120, 2041164), (10230, 2019216), (10384, 1989270), (10571, 1954080), (10620, 1945064), (10695, 1931424), (10856, 1902780), (10912, 1893015), (10974, 1882320), (11040, 1871067), (11160, 1850948), (11385, 1814368), (11408, 1810710), (11532, 1791240), (11682, 1768240), (12144, 1700970), (12213, 1691360), (12276, 1682680), (12834, 1609520), (12980, 1591416), (13570, 1522224), (13640, 1514412), (14160, 1458798), (14260, 1448568), (14415, 1432992), (14632, 1411740), (14880, 1388211), (14927, 1383840), (15180, 1360776), (15345, 1346144), (15376, 1343430), (15576, 1326180), (15686, 1316880), (15840, 1304077), (16284, 1268520), (16368, 1262010), (16461, 1254880), (16560, 1247378), (16992, 1215665), (17112, 1207140), (17298, 1194160), (18216, 1133980), (18290, 1129392), (19220, 1074744), (19470, 1060944), (20119, 1026720), (20240, 1020582), (20355, 1014816), (20460, 1009608), (20768, 994635), (21142, 977040), (21240, 972532), (21390, 965712), (21712, 951390), (21948, 941160), (22103, 934560), (22320, 925474), (22770, 907184), (22816, 905355), (23064, 895620), (23364, 884120), (23529, 877920), (24288, 850485), (24426, 845680), (24552, 841340), (25668, 804760), (25960, 795708), (27140, 761112), (27280, 757206), (27435, 752928), (28320, 729399), (28520, 724284), (28830, 716496), (29205, 707296), (29264, 705870), (29854, 691920), (30360, 680388), (30690, 673072), (30752, 671715), (31152, 663090), (31372, 658440), (31713, 651360), (32085, 643808), (32568, 634260), (32736, 631005), (32922, 627440), (33120, 623689), (34224, 603570), (34596, 597080), (36432, 566990), (36580, 564696), (38440, 537372), (38940, 530472), (39215, 526752), (40238, 513360), (40480, 510291), (40710, 507408), (40920, 504804), (42067, 491040), (42284, 488520), (42480, 486266), (42780, 482856), (43245, 477664), (43424, 475695), (43896, 470580), (44206, 467280), (44640, 462737), (44781, 461280), (45540, 453592), (46128, 447810), (46728, 442060), (47058, 438960), (48852, 422840), (49104, 420670), (51336, 402380), (51920, 397854), (52855, 390816), (54280, 380556), (54560, 378603), (54870, 376464), (56699, 364320), (57040, 362142), (57660, 358248), (58410, 353648), (58528, 352935), (59708, 345960), (60357, 342240), (60720, 340194), (61065, 338272), (61380, 336536), (62304, 331545), (62744, 329220), (63426, 325680), (64170, 321904), (65136, 317130), (65844, 313720), (66309, 311520), (68448, 301785), (69192, 298540), (70587, 292640), (72864, 283495), (73160, 282348), (74635, 276768), (76880, 268686), (77880, 265236), (78430, 263376), (80476, 256680), (81420, 253704), (81840, 252402), (82305, 250976), (84134, 245520), (84568, 244260), (84960, 243133), (85560, 241428), (86490, 238832), (87792, 235290), (88412, 233640), (89562, 230640), (91080, 226796), (92256, 223905), (93456, 221030), (94116, 219480), (95139, 217120), (97704, 211420), (98208, 210335), (100595, 205344), (102672, 201190), (103840, 198927), (105710, 195408), (108560, 190278), (109740, 188232), (110515, 186912), (113398, 182160), (114080, 181071), (115320, 179124), (116820, 176824), (117645, 175584), (119416, 172980), (120714, 171120), (121440, 170097), (122130, 169136), (122760, 168268), (125488, 164610), (126201, 163680), (126852, 162840), (128340, 160952), (130272, 158565), (131688, 156860), (132618, 155760), (134343, 153760), (138384, 149270), (141174, 146320)]