19916225280

素因数分解:

$2^8\times 3^2\times 5^1\times 7^1\times {\mathrm{31}}^2\times {\mathrm{257}}^1$

素因数の和:353

約数の個数: 648

約数和(自身を含む): 81691043616

約数和(自身を除く): 61774818336

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 31, 32, 35, 36, 40, 42, 45, 48, 56, 60, 62, 63, 64, 70, 72, 80, 84, 90, 93, 96, 105, 112, 120, 124, 126, 128, 140, 144, 155, 160, 168, 180, 186, 192, 210, 217, 224, 240, 248, 252, 256, 257, 279, 280, 288, 310, 315, 320, 336, 360, 372, 384, 420, 434, 448, 465, 480, 496, 504, 514, 558, 560, 576, 620, 630, 640, 651, 672, 720, 744, 768, 771, 840, 868, 896, 930, 960, 961, 992, 1008, 1028, 1085, 1116, 1120, 1152, 1240, 1260, 1280, 1285, 1302, 1344, 1395, 1440, 1488, 1542, 1680, 1736, 1792, 1799, 1860, 1920, 1922, 1953, 1984, 2016, 2056, 2170, 2232, 2240, 2304, 2313, 2480, 2520, 2570, 2604, 2688, 2790, 2880, 2883, 2976, 3084, 3255, 3360, 3472, 3598, 3720, 3840, 3844, 3855, 3906, 3968, 4032, 4112, 4340, 4464, 4480, 4626, 4805, 4960, 5040, 5140, 5208, 5376, 5397, 5580, 5760, 5766, 5952, 6168, 6510, 6720, 6727, 6944, 7196, 7440, 7688, 7710, 7812, 7936, 7967, 8064, 8224, 8649, 8680, 8928, 8960, 8995, 9252, 9610, 9765, 9920, 10080, 10280, 10416, 10794, 11160, 11520, 11532, 11565, 11904, 12336, 13020, 13440, 13454, 13888, 14392, 14415, 14880, 15376, 15420, 15624, 15934, 16128, 16191, 16448, 17298, 17360, 17856, 17990, 18504, 19220, 19530, 19840, 20160, 20181, 20560, 20832, 21588, 22320, 23064, 23130, 23808, 23901, 24672, 26040, 26880, 26908, 26985, 27776, 28784, 28830, 29760, 30752, 30840, 31248, 31868, 32382, 32896, 33635, 34596, 34720, 35712, 35980, 37008, 38440, 39060, 39680, 39835, 40320, 40362, 41120, 41664, 43176, 43245, 44640, 46128, 46260, 47802, 49344, 52080, 53816, 53970, 55552, 55769, 57568, 57660, 59520, 60543, 61504, 61680, 62496, 63736, 64764, 65792, 67270, 69192, 69440, 71424, 71703, 71960, 74016, 76880, 78120, 79670, 80640, 80724, 80955, 82240, 83328, 86352, 86490, 89280, 92256, 92520, 95604, 98688, 100905, 104160, 107632, 107940, 111538, 115136, 115320, 119040, 119505, 121086, 123008, 123360, 124992, 127472, 129528, 134540, 138384, 138880, 143406, 143920, 148032, 153760, 156240, 159340, 161448, 161910, 164480, 166656, 167307, 172704, 172980, 178560, 184512, 185040, 191208, 197376, 201810, 208320, 215264, 215880, 223076, 230272, 230640, 239010, 242172, 246016, 246720, 246977, 249984, 254944, 259056, 269080, 276768, 277760, 278845, 286812, 287840, 296064, 302715, 307520, 312480, 318680, 322896, 323820, 328960, 334614, 345408, 345960, 357120, 358515, 369024, 370080, 382416, 403620, 416640, 430528, 431760, 446152, 460544, 461280, 478020, 484344, 493440, 493954, 499968, 501921, 509888, 518112, 538160, 553536, 557690, 573624, 575680, 592128, 605430, 615040, 624960, 637360, 645792, 647640, 669228, 690816, 691920, 717030, 738048, 740160, 740931, 764832, 807240, 833280, 836535, 861056, 863520, 892304, 922560, 956040, 968688, 986880, 987908, 1003842, 1019776, 1036224, 1076320, 1107072, 1115380, 1147248, 1151360, 1210860, 1230080, 1234885, 1249920, 1274720, 1291584, 1295280, 1338456, 1381632, 1383840, 1434060, 1480320, 1481862, 1529664, 1614480, 1673070, 1722112, 1727040, 1728839, 1784608, 1845120, 1912080, 1937376, 1975816, 2007684, 2039552, 2072448, 2152640, 2214144, 2222793, 2230760, 2294496, 2302720, 2421720, 2469770, 2499840, 2509605, 2549440, 2583168, 2590560, 2676912, 2767680, 2868120, 2960640, 2963724, 3059328, 3228960, 3346140, 3454080, 3457678, 3569216, 3690240, 3704655, 3824160, 3874752, 3951632, 4015368, 4144896, 4305280, 4445586, 4461520, 4588992, 4843440, 4939540, 5019210, 5098880, 5166336, 5181120, 5186517, 5353824, 5535360, 5736240, 5927448, 6118656, 6457920, 6692280, 6908160, 6915356, 7138432, 7409310, 7648320, 7749504, 7903264, 8030736, 8610560, 8644195, 8891172, 8923040, 9177984, 9686880, 9879080, 10038420, 10197760, 10362240, 10373034, 10707648, 11070720, 11113965, 11472480, 11854896, 12915840, 13384560, 13830712, 14276864, 14818620, 15296640, 15499008, 15559551, 15806528, 16061472, 17288390, 17782344, 17846080, 18355968, 19373760, 19758160, 20076840, 20724480, 20746068, 21415296, 22227930, 22944960, 23709792, 25831680, 25932585, 26769120, 27661424, 29637240, 30593280, 31119102, 31613056, 32122944, 34576780, 35564688, 35692160, 38747520, 39516320, 40153680, 41492136, 42830592, 44455860, 45889920, 47419584, 51865170, 53538240, 55322848, 59274480, 62238204, 63226112, 64245888, 69153560, 71129376, 71384320, 77495040, 77797755, 79032640, 80307360, 82984272, 88911720, 91779840, 94839168, 103730340, 107076480, 110645696, 118548960, 124476408, 128491776, 138307120, 142258752, 155595510, 158065280, 160614720, 165968544, 177823440, 189678336, 207460680, 214152960, 221291392, 237097920, 248952816, 276614240, 284517504, 311191020, 316130560, 321229440, 331937088, 355646880, 414921360, 442582784, 474195840, 497905632, 553228480, 569035008, 622382040, 642458880, 663874176, 711293760, 829842720, 948391680, 995811264, 1106456960, 1244764080, 1327748352, 1422587520, 1659685440, 1991622528, 2212913920, 2489528160, 2845175040, 3319370880, 3983245056, 4979056320, 6638741760, 9958112640, 19916225280]

約数ペア:

[(1, 19916225280), (2, 9958112640), (3, 6638741760), (4, 4979056320), (5, 3983245056), (6, 3319370880), (7, 2845175040), (8, 2489528160), (9, 2212913920), (10, 1991622528), (12, 1659685440), (14, 1422587520), (15, 1327748352), (16, 1244764080), (18, 1106456960), (20, 995811264), (21, 948391680), (24, 829842720), (28, 711293760), (30, 663874176), (31, 642458880), (32, 622382040), (35, 569035008), (36, 553228480), (40, 497905632), (42, 474195840), (45, 442582784), (48, 414921360), (56, 355646880), (60, 331937088), (62, 321229440), (63, 316130560), (64, 311191020), (70, 284517504), (72, 276614240), (80, 248952816), (84, 237097920), (90, 221291392), (93, 214152960), (96, 207460680), (105, 189678336), (112, 177823440), (120, 165968544), (124, 160614720), (126, 158065280), (128, 155595510), (140, 142258752), (144, 138307120), (155, 128491776), (160, 124476408), (168, 118548960), (180, 110645696), (186, 107076480), (192, 103730340), (210, 94839168), (217, 91779840), (224, 88911720), (240, 82984272), (248, 80307360), (252, 79032640), (256, 77797755), (257, 77495040), (279, 71384320), (280, 71129376), (288, 69153560), (310, 64245888), (315, 63226112), (320, 62238204), (336, 59274480), (360, 55322848), (372, 53538240), (384, 51865170), (420, 47419584), (434, 45889920), (448, 44455860), (465, 42830592), (480, 41492136), (496, 40153680), (504, 39516320), (514, 38747520), (558, 35692160), (560, 35564688), (576, 34576780), (620, 32122944), (630, 31613056), (640, 31119102), (651, 30593280), (672, 29637240), (720, 27661424), (744, 26769120), (768, 25932585), (771, 25831680), (840, 23709792), (868, 22944960), (896, 22227930), (930, 21415296), (960, 20746068), (961, 20724480), (992, 20076840), (1008, 19758160), (1028, 19373760), (1085, 18355968), (1116, 17846080), (1120, 17782344), (1152, 17288390), (1240, 16061472), (1260, 15806528), (1280, 15559551), (1285, 15499008), (1302, 15296640), (1344, 14818620), (1395, 14276864), (1440, 13830712), (1488, 13384560), (1542, 12915840), (1680, 11854896), (1736, 11472480), (1792, 11113965), (1799, 11070720), (1860, 10707648), (1920, 10373034), (1922, 10362240), (1953, 10197760), (1984, 10038420), (2016, 9879080), (2056, 9686880), (2170, 9177984), (2232, 8923040), (2240, 8891172), (2304, 8644195), (2313, 8610560), (2480, 8030736), (2520, 7903264), (2570, 7749504), (2604, 7648320), (2688, 7409310), (2790, 7138432), (2880, 6915356), (2883, 6908160), (2976, 6692280), (3084, 6457920), (3255, 6118656), (3360, 5927448), (3472, 5736240), (3598, 5535360), (3720, 5353824), (3840, 5186517), (3844, 5181120), (3855, 5166336), (3906, 5098880), (3968, 5019210), (4032, 4939540), (4112, 4843440), (4340, 4588992), (4464, 4461520), (4480, 4445586), (4626, 4305280), (4805, 4144896), (4960, 4015368), (5040, 3951632), (5140, 3874752), (5208, 3824160), (5376, 3704655), (5397, 3690240), (5580, 3569216), (5760, 3457678), (5766, 3454080), (5952, 3346140), (6168, 3228960), (6510, 3059328), (6720, 2963724), (6727, 2960640), (6944, 2868120), (7196, 2767680), (7440, 2676912), (7688, 2590560), (7710, 2583168), (7812, 2549440), (7936, 2509605), (7967, 2499840), (8064, 2469770), (8224, 2421720), (8649, 2302720), (8680, 2294496), (8928, 2230760), (8960, 2222793), (8995, 2214144), (9252, 2152640), (9610, 2072448), (9765, 2039552), (9920, 2007684), (10080, 1975816), (10280, 1937376), (10416, 1912080), (10794, 1845120), (11160, 1784608), (11520, 1728839), (11532, 1727040), (11565, 1722112), (11904, 1673070), (12336, 1614480), (13020, 1529664), (13440, 1481862), (13454, 1480320), (13888, 1434060), (14392, 1383840), (14415, 1381632), (14880, 1338456), (15376, 1295280), (15420, 1291584), (15624, 1274720), (15934, 1249920), (16128, 1234885), (16191, 1230080), (16448, 1210860), (17298, 1151360), (17360, 1147248), (17856, 1115380), (17990, 1107072), (18504, 1076320), (19220, 1036224), (19530, 1019776), (19840, 1003842), (20160, 987908), (20181, 986880), (20560, 968688), (20832, 956040), (21588, 922560), (22320, 892304), (23064, 863520), (23130, 861056), (23808, 836535), (23901, 833280), (24672, 807240), (26040, 764832), (26880, 740931), (26908, 740160), (26985, 738048), (27776, 717030), (28784, 691920), (28830, 690816), (29760, 669228), (30752, 647640), (30840, 645792), (31248, 637360), (31868, 624960), (32382, 615040), (32896, 605430), (33635, 592128), (34596, 575680), (34720, 573624), (35712, 557690), (35980, 553536), (37008, 538160), (38440, 518112), (39060, 509888), (39680, 501921), (39835, 499968), (40320, 493954), (40362, 493440), (41120, 484344), (41664, 478020), (43176, 461280), (43245, 460544), (44640, 446152), (46128, 431760), (46260, 430528), (47802, 416640), (49344, 403620), (52080, 382416), (53816, 370080), (53970, 369024), (55552, 358515), (55769, 357120), (57568, 345960), (57660, 345408), (59520, 334614), (60543, 328960), (61504, 323820), (61680, 322896), (62496, 318680), (63736, 312480), (64764, 307520), (65792, 302715), (67270, 296064), (69192, 287840), (69440, 286812), (71424, 278845), (71703, 277760), (71960, 276768), (74016, 269080), (76880, 259056), (78120, 254944), (79670, 249984), (80640, 246977), (80724, 246720), (80955, 246016), (82240, 242172), (83328, 239010), (86352, 230640), (86490, 230272), (89280, 223076), (92256, 215880), (92520, 215264), (95604, 208320), (98688, 201810), (100905, 197376), (104160, 191208), (107632, 185040), (107940, 184512), (111538, 178560), (115136, 172980), (115320, 172704), (119040, 167307), (119505, 166656), (121086, 164480), (123008, 161910), (123360, 161448), (124992, 159340), (127472, 156240), (129528, 153760), (134540, 148032), (138384, 143920), (138880, 143406)]