20955417600

素因数分解:

$2^{10}\times 3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{139}}^1\times {\mathrm{151}}^1$

素因数の和:336

約数の個数: 528

約数和(自身を含む): 75620437760

約数和(自身を除く): 54665020160

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 25, 26, 30, 32, 39, 40, 48, 50, 52, 60, 64, 65, 75, 78, 80, 96, 100, 104, 120, 128, 130, 139, 150, 151, 156, 160, 192, 195, 200, 208, 240, 256, 260, 278, 300, 302, 312, 320, 325, 384, 390, 400, 416, 417, 453, 480, 512, 520, 556, 600, 604, 624, 640, 650, 695, 755, 768, 780, 800, 832, 834, 906, 960, 975, 1024, 1040, 1112, 1200, 1208, 1248, 1280, 1300, 1390, 1510, 1536, 1560, 1600, 1664, 1668, 1807, 1812, 1920, 1950, 1963, 2080, 2085, 2224, 2265, 2400, 2416, 2496, 2560, 2600, 2780, 3020, 3072, 3120, 3200, 3328, 3336, 3475, 3614, 3624, 3775, 3840, 3900, 3926, 4160, 4170, 4448, 4530, 4800, 4832, 4992, 5120, 5200, 5421, 5560, 5889, 6040, 6240, 6400, 6656, 6672, 6950, 7228, 7248, 7550, 7680, 7800, 7852, 8320, 8340, 8896, 9035, 9060, 9600, 9664, 9815, 9984, 10400, 10425, 10842, 11120, 11325, 11778, 12080, 12480, 12800, 13312, 13344, 13900, 14456, 14496, 15100, 15360, 15600, 15704, 16640, 16680, 17792, 18070, 18120, 19200, 19328, 19630, 19968, 20800, 20850, 20989, 21684, 22240, 22650, 23556, 24160, 24960, 25600, 26688, 27105, 27800, 28912, 28992, 29445, 30200, 31200, 31408, 33280, 33360, 35584, 36140, 36240, 38400, 38656, 39260, 39936, 41600, 41700, 41978, 43368, 44480, 45175, 45300, 47112, 48320, 49075, 49920, 53376, 54210, 55600, 57824, 57984, 58890, 60400, 62400, 62816, 62967, 66560, 66720, 71168, 72280, 72480, 76800, 77312, 78520, 83200, 83400, 83956, 86736, 88960, 90350, 90600, 94224, 96640, 98150, 99840, 104945, 106752, 108420, 111200, 115648, 115968, 117780, 120800, 124800, 125632, 125934, 133440, 135525, 142336, 144560, 144960, 147225, 154624, 157040, 166400, 166800, 167912, 173472, 177920, 180700, 181200, 188448, 193280, 196300, 199680, 209890, 213504, 216840, 222400, 231296, 231936, 235560, 241600, 249600, 251264, 251868, 266880, 271050, 272857, 289120, 289920, 294450, 314080, 314835, 332800, 333600, 335824, 346944, 355840, 361400, 362400, 376896, 386560, 392600, 419780, 427008, 433680, 444800, 462592, 463872, 471120, 483200, 499200, 502528, 503736, 524725, 533760, 542100, 545714, 578240, 579840, 588900, 628160, 629670, 667200, 671648, 693888, 711680, 722800, 724800, 753792, 773120, 785200, 818571, 839560, 867360, 889600, 925184, 942240, 966400, 998400, 1005056, 1007472, 1049450, 1067520, 1084200, 1091428, 1156480, 1159680, 1177800, 1256320, 1259340, 1334400, 1343296, 1364285, 1387776, 1445600, 1449600, 1507584, 1570400, 1574175, 1637142, 1679120, 1734720, 1779200, 1850368, 1884480, 1932800, 2010112, 2014944, 2098900, 2135040, 2168400, 2182856, 2312960, 2319360, 2355600, 2512640, 2518680, 2668800, 2686592, 2728570, 2775552, 2891200, 2899200, 3015168, 3140800, 3148350, 3274284, 3358240, 3469440, 3558400, 3768960, 3865600, 4029888, 4092855, 4197800, 4336800, 4365712, 4625920, 4711200, 5025280, 5037360, 5337600, 5373184, 5457140, 5551104, 5782400, 5798400, 6030336, 6281600, 6296700, 6548568, 6716480, 6821425, 6938880, 7537920, 8059776, 8185710, 8395600, 8673600, 8731424, 9251840, 9422400, 10050560, 10074720, 10675200, 10746368, 10914280, 11564800, 11596800, 12563200, 12593400, 13097136, 13432960, 13642850, 13877760, 15075840, 16119552, 16371420, 16791200, 17347200, 17462848, 18844800, 20149440, 20464275, 21492736, 21828560, 23129600, 25126400, 25186800, 26194272, 26865920, 27285700, 27755520, 30151680, 32239104, 32742840, 33582400, 34694400, 34925696, 37689600, 40298880, 40928550, 43657120, 46259200, 50252800, 50373600, 52388544, 53731840, 54571400, 64478208, 65485680, 67164800, 69388800, 69851392, 75379200, 80597760, 81857100, 87314240, 100747200, 104777088, 107463680, 109142800, 130971360, 134329600, 138777600, 139702784, 150758400, 161195520, 163714200, 174628480, 201494400, 209554176, 218285600, 261942720, 268659200, 279405568, 322391040, 327428400, 349256960, 402988800, 419108352, 436571200, 523885440, 537318400, 654856800, 698513920, 805977600, 838216704, 873142400, 1047770880, 1309713600, 1397027840, 1611955200, 1746284800, 2095541760, 2619427200, 3492569600, 4191083520, 5238854400, 6985139200, 10477708800, 20955417600]

約数ペア:

[(1, 20955417600), (2, 10477708800), (3, 6985139200), (4, 5238854400), (5, 4191083520), (6, 3492569600), (8, 2619427200), (10, 2095541760), (12, 1746284800), (13, 1611955200), (15, 1397027840), (16, 1309713600), (20, 1047770880), (24, 873142400), (25, 838216704), (26, 805977600), (30, 698513920), (32, 654856800), (39, 537318400), (40, 523885440), (48, 436571200), (50, 419108352), (52, 402988800), (60, 349256960), (64, 327428400), (65, 322391040), (75, 279405568), (78, 268659200), (80, 261942720), (96, 218285600), (100, 209554176), (104, 201494400), (120, 174628480), (128, 163714200), (130, 161195520), (139, 150758400), (150, 139702784), (151, 138777600), (156, 134329600), (160, 130971360), (192, 109142800), (195, 107463680), (200, 104777088), (208, 100747200), (240, 87314240), (256, 81857100), (260, 80597760), (278, 75379200), (300, 69851392), (302, 69388800), (312, 67164800), (320, 65485680), (325, 64478208), (384, 54571400), (390, 53731840), (400, 52388544), (416, 50373600), (417, 50252800), (453, 46259200), (480, 43657120), (512, 40928550), (520, 40298880), (556, 37689600), (600, 34925696), (604, 34694400), (624, 33582400), (640, 32742840), (650, 32239104), (695, 30151680), (755, 27755520), (768, 27285700), (780, 26865920), (800, 26194272), (832, 25186800), (834, 25126400), (906, 23129600), (960, 21828560), (975, 21492736), (1024, 20464275), (1040, 20149440), (1112, 18844800), (1200, 17462848), (1208, 17347200), (1248, 16791200), (1280, 16371420), (1300, 16119552), (1390, 15075840), (1510, 13877760), (1536, 13642850), (1560, 13432960), (1600, 13097136), (1664, 12593400), (1668, 12563200), (1807, 11596800), (1812, 11564800), (1920, 10914280), (1950, 10746368), (1963, 10675200), (2080, 10074720), (2085, 10050560), (2224, 9422400), (2265, 9251840), (2400, 8731424), (2416, 8673600), (2496, 8395600), (2560, 8185710), (2600, 8059776), (2780, 7537920), (3020, 6938880), (3072, 6821425), (3120, 6716480), (3200, 6548568), (3328, 6296700), (3336, 6281600), (3475, 6030336), (3614, 5798400), (3624, 5782400), (3775, 5551104), (3840, 5457140), (3900, 5373184), (3926, 5337600), (4160, 5037360), (4170, 5025280), (4448, 4711200), (4530, 4625920), (4800, 4365712), (4832, 4336800), (4992, 4197800), (5120, 4092855), (5200, 4029888), (5421, 3865600), (5560, 3768960), (5889, 3558400), (6040, 3469440), (6240, 3358240), (6400, 3274284), (6656, 3148350), (6672, 3140800), (6950, 3015168), (7228, 2899200), (7248, 2891200), (7550, 2775552), (7680, 2728570), (7800, 2686592), (7852, 2668800), (8320, 2518680), (8340, 2512640), (8896, 2355600), (9035, 2319360), (9060, 2312960), (9600, 2182856), (9664, 2168400), (9815, 2135040), (9984, 2098900), (10400, 2014944), (10425, 2010112), (10842, 1932800), (11120, 1884480), (11325, 1850368), (11778, 1779200), (12080, 1734720), (12480, 1679120), (12800, 1637142), (13312, 1574175), (13344, 1570400), (13900, 1507584), (14456, 1449600), (14496, 1445600), (15100, 1387776), (15360, 1364285), (15600, 1343296), (15704, 1334400), (16640, 1259340), (16680, 1256320), (17792, 1177800), (18070, 1159680), (18120, 1156480), (19200, 1091428), (19328, 1084200), (19630, 1067520), (19968, 1049450), (20800, 1007472), (20850, 1005056), (20989, 998400), (21684, 966400), (22240, 942240), (22650, 925184), (23556, 889600), (24160, 867360), (24960, 839560), (25600, 818571), (26688, 785200), (27105, 773120), (27800, 753792), (28912, 724800), (28992, 722800), (29445, 711680), (30200, 693888), (31200, 671648), (31408, 667200), (33280, 629670), (33360, 628160), (35584, 588900), (36140, 579840), (36240, 578240), (38400, 545714), (38656, 542100), (39260, 533760), (39936, 524725), (41600, 503736), (41700, 502528), (41978, 499200), (43368, 483200), (44480, 471120), (45175, 463872), (45300, 462592), (47112, 444800), (48320, 433680), (49075, 427008), (49920, 419780), (53376, 392600), (54210, 386560), (55600, 376896), (57824, 362400), (57984, 361400), (58890, 355840), (60400, 346944), (62400, 335824), (62816, 333600), (62967, 332800), (66560, 314835), (66720, 314080), (71168, 294450), (72280, 289920), (72480, 289120), (76800, 272857), (77312, 271050), (78520, 266880), (83200, 251868), (83400, 251264), (83956, 249600), (86736, 241600), (88960, 235560), (90350, 231936), (90600, 231296), (94224, 222400), (96640, 216840), (98150, 213504), (99840, 209890), (104945, 199680), (106752, 196300), (108420, 193280), (111200, 188448), (115648, 181200), (115968, 180700), (117780, 177920), (120800, 173472), (124800, 167912), (125632, 166800), (125934, 166400), (133440, 157040), (135525, 154624), (142336, 147225), (144560, 144960)]