19905757200

素因数分解:

$2^4\times 3^2\times 5^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{83}}^1\times {\mathrm{307}}^1$

素因数の和:452

約数の個数: 720

約数和(自身を含む): 82744037376

約数和(自身を除く): 62838280176

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 25, 28, 30, 31, 35, 36, 40, 42, 45, 48, 50, 56, 60, 62, 63, 70, 72, 75, 80, 83, 84, 90, 93, 100, 105, 112, 120, 124, 126, 140, 144, 150, 155, 166, 168, 175, 180, 186, 200, 210, 217, 225, 240, 248, 249, 252, 279, 280, 300, 307, 310, 315, 332, 336, 350, 360, 372, 400, 415, 420, 434, 450, 465, 496, 498, 504, 525, 558, 560, 581, 600, 614, 620, 630, 651, 664, 700, 720, 744, 747, 775, 830, 840, 868, 900, 921, 930, 996, 1008, 1050, 1085, 1116, 1162, 1200, 1228, 1240, 1245, 1260, 1302, 1328, 1395, 1400, 1488, 1494, 1535, 1550, 1575, 1660, 1680, 1736, 1743, 1800, 1842, 1860, 1953, 1992, 2075, 2100, 2149, 2170, 2232, 2324, 2325, 2456, 2480, 2490, 2520, 2573, 2604, 2763, 2790, 2800, 2905, 2988, 3070, 3100, 3150, 3255, 3320, 3472, 3486, 3600, 3684, 3720, 3735, 3906, 3984, 4150, 4200, 4298, 4340, 4464, 4605, 4648, 4650, 4912, 4980, 5040, 5146, 5208, 5229, 5425, 5526, 5580, 5810, 5976, 6140, 6200, 6225, 6300, 6447, 6510, 6640, 6972, 6975, 7368, 7440, 7470, 7675, 7719, 7812, 8300, 8400, 8596, 8680, 8715, 9210, 9296, 9300, 9517, 9765, 9960, 10292, 10416, 10458, 10745, 10850, 11052, 11160, 11620, 11952, 12280, 12400, 12450, 12600, 12865, 12894, 13020, 13815, 13944, 13950, 14525, 14736, 14940, 15350, 15438, 15624, 16275, 16600, 17192, 17360, 17430, 18011, 18420, 18600, 18675, 19034, 19341, 19530, 19920, 20584, 20916, 21490, 21700, 22104, 22320, 23025, 23157, 23240, 24560, 24900, 25200, 25481, 25730, 25788, 26040, 26145, 27630, 27888, 27900, 28551, 29050, 29880, 30700, 30876, 31248, 32235, 32550, 33200, 34384, 34860, 36022, 36840, 37200, 37350, 38068, 38595, 38682, 39060, 41168, 41832, 42980, 43400, 43575, 44208, 46050, 46314, 46480, 47585, 48825, 49800, 50962, 51460, 51576, 52080, 52290, 53725, 54033, 55260, 55800, 57102, 58100, 59760, 61400, 61752, 64325, 64470, 65100, 66619, 69075, 69720, 72044, 73680, 74700, 76136, 76443, 77190, 77364, 78120, 83664, 85653, 85960, 86800, 87150, 90055, 92100, 92628, 95170, 96705, 97650, 99600, 101924, 102920, 103152, 104580, 107450, 108066, 110520, 111600, 114204, 115785, 116200, 122800, 123504, 127405, 128650, 128940, 130200, 130725, 133238, 138150, 139440, 142755, 144088, 149400, 152272, 152886, 154380, 154728, 156240, 161175, 162099, 171306, 171920, 174300, 178367, 180110, 184200, 185256, 190340, 192975, 193410, 195300, 199857, 203848, 205840, 209160, 214900, 216132, 221040, 228408, 229329, 231570, 232400, 237925, 254810, 257300, 257880, 260400, 261450, 266476, 270165, 276300, 285510, 288176, 298800, 305772, 308760, 309456, 322350, 324198, 333095, 342612, 348600, 356734, 360220, 368400, 370512, 380680, 382215, 385950, 386820, 390600, 399714, 407696, 418320, 428265, 429800, 432264, 450275, 456816, 458658, 463140, 475850, 483525, 509620, 514600, 515760, 522900, 532952, 535101, 540330, 552600, 571020, 578925, 599571, 611544, 617520, 637025, 644700, 648396, 666190, 685224, 697200, 713468, 713775, 720440, 761360, 764430, 771900, 773640, 781200, 789911, 799428, 810495, 856530, 859600, 864528, 891835, 900550, 917316, 926280, 951700, 967050, 999285, 1019240, 1029200, 1045800, 1065904, 1070202, 1080660, 1105200, 1142040, 1146645, 1157850, 1199142, 1223088, 1274050, 1289400, 1296792, 1332380, 1350825, 1370448, 1426936, 1427550, 1440880, 1528860, 1543800, 1547280, 1579822, 1598856, 1605303, 1620990, 1665475, 1713060, 1783670, 1801100, 1834632, 1852560, 1903400, 1911075, 1934100, 1998570, 2038480, 2091600, 2140404, 2141325, 2161320, 2284080, 2293290, 2315700, 2369733, 2398284, 2548100, 2578800, 2593584, 2664760, 2675505, 2701650, 2853872, 2855100, 2997855, 3057720, 3087600, 3159644, 3197712, 3210606, 3241980, 3330950, 3426120, 3567340, 3602200, 3669264, 3806800, 3822150, 3868200, 3949555, 3997140, 4052475, 4280808, 4282650, 4322640, 4459175, 4586580, 4631400, 4739466, 4796568, 4996425, 5096200, 5329520, 5351010, 5403300, 5529377, 5710200, 5733225, 5995710, 6115440, 6319288, 6421212, 6483960, 6661900, 6852240, 7109199, 7134680, 7204400, 7644300, 7736400, 7899110, 7994280, 8026515, 8104950, 8561616, 8565300, 8918350, 9173160, 9262800, 9478932, 9593136, 9992850, 10192400, 10702020, 10806600, 11058754, 11420400, 11466450, 11848665, 11991420, 12638576, 12842424, 12967920, 13323800, 13377525, 14218398, 14269360, 14989275, 15288600, 15798220, 15988560, 16053030, 16209900, 16588131, 17130600, 17836700, 18346320, 18957864, 19747775, 19985700, 21404040, 21613200, 22117508, 22932900, 23697330, 23982840, 25684848, 26647600, 26755050, 27646885, 28436796, 29978550, 30577200, 31596440, 32106060, 32419800, 33176262, 34261200, 35545995, 35673400, 37915728, 39495550, 39971400, 40132575, 42808080, 44235016, 45865800, 47394660, 47965680, 49764393, 53510100, 55293770, 56873592, 59243325, 59957100, 63192880, 64212120, 64839600, 66352524, 71091990, 71346800, 78991100, 79942800, 80265150, 82940655, 88470032, 91731600, 94789320, 99528786, 107020200, 110587540, 113747184, 118486650, 119914200, 128424240, 132705048, 138234425, 142183980, 157982200, 160530300, 165881310, 177729975, 189578640, 199057572, 214040400, 221175080, 236973300, 239828400, 248821965, 265410096, 276468850, 284367960, 315964400, 321060600, 331762620, 355459950, 398115144, 414703275, 442350160, 473946600, 497643930, 552937700, 568735920, 642121200, 663525240, 710919900, 796230288, 829406550, 947893200, 995287860, 1105875400, 1244109825, 1327050480, 1421839800, 1658813100, 1990575720, 2211750800, 2488219650, 2843679600, 3317626200, 3981151440, 4976439300, 6635252400, 9952878600, 19905757200]

約数ペア:

[(1, 19905757200), (2, 9952878600), (3, 6635252400), (4, 4976439300), (5, 3981151440), (6, 3317626200), (7, 2843679600), (8, 2488219650), (9, 2211750800), (10, 1990575720), (12, 1658813100), (14, 1421839800), (15, 1327050480), (16, 1244109825), (18, 1105875400), (20, 995287860), (21, 947893200), (24, 829406550), (25, 796230288), (28, 710919900), (30, 663525240), (31, 642121200), (35, 568735920), (36, 552937700), (40, 497643930), (42, 473946600), (45, 442350160), (48, 414703275), (50, 398115144), (56, 355459950), (60, 331762620), (62, 321060600), (63, 315964400), (70, 284367960), (72, 276468850), (75, 265410096), (80, 248821965), (83, 239828400), (84, 236973300), (90, 221175080), (93, 214040400), (100, 199057572), (105, 189578640), (112, 177729975), (120, 165881310), (124, 160530300), (126, 157982200), (140, 142183980), (144, 138234425), (150, 132705048), (155, 128424240), (166, 119914200), (168, 118486650), (175, 113747184), (180, 110587540), (186, 107020200), (200, 99528786), (210, 94789320), (217, 91731600), (225, 88470032), (240, 82940655), (248, 80265150), (249, 79942800), (252, 78991100), (279, 71346800), (280, 71091990), (300, 66352524), (307, 64839600), (310, 64212120), (315, 63192880), (332, 59957100), (336, 59243325), (350, 56873592), (360, 55293770), (372, 53510100), (400, 49764393), (415, 47965680), (420, 47394660), (434, 45865800), (450, 44235016), (465, 42808080), (496, 40132575), (498, 39971400), (504, 39495550), (525, 37915728), (558, 35673400), (560, 35545995), (581, 34261200), (600, 33176262), (614, 32419800), (620, 32106060), (630, 31596440), (651, 30577200), (664, 29978550), (700, 28436796), (720, 27646885), (744, 26755050), (747, 26647600), (775, 25684848), (830, 23982840), (840, 23697330), (868, 22932900), (900, 22117508), (921, 21613200), (930, 21404040), (996, 19985700), (1008, 19747775), (1050, 18957864), (1085, 18346320), (1116, 17836700), (1162, 17130600), (1200, 16588131), (1228, 16209900), (1240, 16053030), (1245, 15988560), (1260, 15798220), (1302, 15288600), (1328, 14989275), (1395, 14269360), (1400, 14218398), (1488, 13377525), (1494, 13323800), (1535, 12967920), (1550, 12842424), (1575, 12638576), (1660, 11991420), (1680, 11848665), (1736, 11466450), (1743, 11420400), (1800, 11058754), (1842, 10806600), (1860, 10702020), (1953, 10192400), (1992, 9992850), (2075, 9593136), (2100, 9478932), (2149, 9262800), (2170, 9173160), (2232, 8918350), (2324, 8565300), (2325, 8561616), (2456, 8104950), (2480, 8026515), (2490, 7994280), (2520, 7899110), (2573, 7736400), (2604, 7644300), (2763, 7204400), (2790, 7134680), (2800, 7109199), (2905, 6852240), (2988, 6661900), (3070, 6483960), (3100, 6421212), (3150, 6319288), (3255, 6115440), (3320, 5995710), (3472, 5733225), (3486, 5710200), (3600, 5529377), (3684, 5403300), (3720, 5351010), (3735, 5329520), (3906, 5096200), (3984, 4996425), (4150, 4796568), (4200, 4739466), (4298, 4631400), (4340, 4586580), (4464, 4459175), (4605, 4322640), (4648, 4282650), (4650, 4280808), (4912, 4052475), (4980, 3997140), (5040, 3949555), (5146, 3868200), (5208, 3822150), (5229, 3806800), (5425, 3669264), (5526, 3602200), (5580, 3567340), (5810, 3426120), (5976, 3330950), (6140, 3241980), (6200, 3210606), (6225, 3197712), (6300, 3159644), (6447, 3087600), (6510, 3057720), (6640, 2997855), (6972, 2855100), (6975, 2853872), (7368, 2701650), (7440, 2675505), (7470, 2664760), (7675, 2593584), (7719, 2578800), (7812, 2548100), (8300, 2398284), (8400, 2369733), (8596, 2315700), (8680, 2293290), (8715, 2284080), (9210, 2161320), (9296, 2141325), (9300, 2140404), (9517, 2091600), (9765, 2038480), (9960, 1998570), (10292, 1934100), (10416, 1911075), (10458, 1903400), (10745, 1852560), (10850, 1834632), (11052, 1801100), (11160, 1783670), (11620, 1713060), (11952, 1665475), (12280, 1620990), (12400, 1605303), (12450, 1598856), (12600, 1579822), (12865, 1547280), (12894, 1543800), (13020, 1528860), (13815, 1440880), (13944, 1427550), (13950, 1426936), (14525, 1370448), (14736, 1350825), (14940, 1332380), (15350, 1296792), (15438, 1289400), (15624, 1274050), (16275, 1223088), (16600, 1199142), (17192, 1157850), (17360, 1146645), (17430, 1142040), (18011, 1105200), (18420, 1080660), (18600, 1070202), (18675, 1065904), (19034, 1045800), (19341, 1029200), (19530, 1019240), (19920, 999285), (20584, 967050), (20916, 951700), (21490, 926280), (21700, 917316), (22104, 900550), (22320, 891835), (23025, 864528), (23157, 859600), (23240, 856530), (24560, 810495), (24900, 799428), (25200, 789911), (25481, 781200), (25730, 773640), (25788, 771900), (26040, 764430), (26145, 761360), (27630, 720440), (27888, 713775), (27900, 713468), (28551, 697200), (29050, 685224), (29880, 666190), (30700, 648396), (30876, 644700), (31248, 637025), (32235, 617520), (32550, 611544), (33200, 599571), (34384, 578925), (34860, 571020), (36022, 552600), (36840, 540330), (37200, 535101), (37350, 532952), (38068, 522900), (38595, 515760), (38682, 514600), (39060, 509620), (41168, 483525), (41832, 475850), (42980, 463140), (43400, 458658), (43575, 456816), (44208, 450275), (46050, 432264), (46314, 429800), (46480, 428265), (47585, 418320), (48825, 407696), (49800, 399714), (50962, 390600), (51460, 386820), (51576, 385950), (52080, 382215), (52290, 380680), (53725, 370512), (54033, 368400), (55260, 360220), (55800, 356734), (57102, 348600), (58100, 342612), (59760, 333095), (61400, 324198), (61752, 322350), (64325, 309456), (64470, 308760), (65100, 305772), (66619, 298800), (69075, 288176), (69720, 285510), (72044, 276300), (73680, 270165), (74700, 266476), (76136, 261450), (76443, 260400), (77190, 257880), (77364, 257300), (78120, 254810), (83664, 237925), (85653, 232400), (85960, 231570), (86800, 229329), (87150, 228408), (90055, 221040), (92100, 216132), (92628, 214900), (95170, 209160), (96705, 205840), (97650, 203848), (99600, 199857), (101924, 195300), (102920, 193410), (103152, 192975), (104580, 190340), (107450, 185256), (108066, 184200), (110520, 180110), (111600, 178367), (114204, 174300), (115785, 171920), (116200, 171306), (122800, 162099), (123504, 161175), (127405, 156240), (128650, 154728), (128940, 154380), (130200, 152886), (130725, 152272), (133238, 149400), (138150, 144088), (139440, 142755)]