21256343040

素因数分解:

$2^9\times 3^1\times 5^1\times {\mathrm{17}}^2\times {\mathrm{61}}^1\times {\mathrm{157}}^1$

素因数の和:278

約数の個数: 480

約数和(自身を含む): 73836997344

約数和(自身を除く): 52580654304

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 17, 20, 24, 30, 32, 34, 40, 48, 51, 60, 61, 64, 68, 80, 85, 96, 102, 120, 122, 128, 136, 157, 160, 170, 183, 192, 204, 240, 244, 255, 256, 272, 289, 305, 314, 320, 340, 366, 384, 408, 471, 480, 488, 510, 512, 544, 578, 610, 628, 640, 680, 732, 768, 785, 816, 867, 915, 942, 960, 976, 1020, 1037, 1088, 1156, 1220, 1256, 1280, 1360, 1445, 1464, 1536, 1570, 1632, 1734, 1830, 1884, 1920, 1952, 2040, 2074, 2176, 2312, 2355, 2440, 2512, 2560, 2669, 2720, 2890, 2928, 3111, 3140, 3264, 3468, 3660, 3768, 3840, 3904, 4080, 4148, 4335, 4352, 4624, 4710, 4880, 5024, 5185, 5338, 5440, 5780, 5856, 6222, 6280, 6528, 6936, 7320, 7536, 7680, 7808, 8007, 8160, 8296, 8670, 8704, 9248, 9420, 9577, 9760, 10048, 10370, 10676, 10880, 11560, 11712, 12444, 12560, 13056, 13345, 13872, 14640, 15072, 15555, 15616, 16014, 16320, 16592, 17340, 17629, 18496, 18840, 19154, 19520, 20096, 20740, 21352, 21760, 23120, 23424, 24888, 25120, 26112, 26690, 27744, 28731, 29280, 30144, 31110, 31232, 32028, 32640, 33184, 34680, 35258, 36992, 37680, 38308, 39040, 40035, 40192, 41480, 42704, 43520, 45373, 46240, 46848, 47885, 49776, 50240, 52887, 53380, 55488, 57462, 58560, 60288, 62220, 64056, 65280, 66368, 69360, 70516, 73984, 75360, 76616, 78080, 80070, 80384, 82960, 85408, 88145, 90746, 92480, 93696, 95770, 99552, 100480, 105774, 106760, 110976, 114924, 117120, 120576, 124440, 128112, 130560, 132736, 136119, 138720, 141032, 143655, 147968, 150720, 153232, 156160, 160140, 162809, 165920, 170816, 176290, 181492, 184960, 191540, 199104, 200960, 211548, 213520, 221952, 226865, 229848, 234240, 241152, 248880, 256224, 264435, 265472, 272238, 277440, 282064, 287310, 301440, 306464, 320280, 325618, 331840, 341632, 352580, 362984, 369920, 383080, 398208, 401920, 423096, 427040, 443904, 453730, 459696, 468480, 488427, 497760, 512448, 528870, 530944, 544476, 554880, 564128, 574620, 602880, 612928, 640560, 651236, 663680, 680595, 683264, 705160, 725968, 739840, 766160, 796416, 814045, 846192, 854080, 907460, 919392, 976854, 995520, 1024896, 1057740, 1088952, 1109760, 1128256, 1149240, 1205760, 1225856, 1281120, 1302472, 1327360, 1361190, 1366528, 1410320, 1451936, 1532320, 1592832, 1628090, 1692384, 1708160, 1814920, 1838784, 1953708, 1991040, 2049792, 2115480, 2177904, 2219520, 2256512, 2298480, 2442135, 2451712, 2562240, 2604944, 2654720, 2722380, 2767753, 2820640, 2903872, 3064640, 3256180, 3384768, 3416320, 3629840, 3677568, 3907416, 3982080, 4099584, 4230960, 4355808, 4513024, 4596960, 4884270, 4903424, 5124480, 5209888, 5444760, 5535506, 5641280, 5807744, 6129280, 6512360, 6769536, 6832640, 7259680, 7355136, 7814832, 7964160, 8303259, 8461920, 8711616, 9026048, 9193920, 9768540, 10248960, 10419776, 10889520, 11071012, 11282560, 11615488, 12258560, 13024720, 13539072, 13838765, 14519360, 14710272, 15629664, 16606518, 16923840, 17423232, 18387840, 19537080, 20497920, 20839552, 21779040, 22142024, 22565120, 23230976, 24517120, 26049440, 27078144, 27677530, 29038720, 31259328, 33213036, 33847680, 34846464, 36775680, 39074160, 41516295, 41679104, 43558080, 44284048, 45130240, 52098880, 55355060, 58077440, 62518656, 66426072, 67695360, 69692928, 73551360, 78148320, 83032590, 83358208, 87116160, 88568096, 104197760, 110710120, 116154880, 125037312, 132852144, 135390720, 156296640, 166065180, 174232320, 177136192, 208395520, 221420240, 250074624, 265704288, 312593280, 332130360, 348464640, 354272384, 416791040, 442840480, 531408576, 625186560, 664260720, 708544768, 885680960, 1062817152, 1250373120, 1328521440, 1417089536, 1771361920, 2125634304, 2657042880, 3542723840, 4251268608, 5314085760, 7085447680, 10628171520, 21256343040]

約数ペア:

[(1, 21256343040), (2, 10628171520), (3, 7085447680), (4, 5314085760), (5, 4251268608), (6, 3542723840), (8, 2657042880), (10, 2125634304), (12, 1771361920), (15, 1417089536), (16, 1328521440), (17, 1250373120), (20, 1062817152), (24, 885680960), (30, 708544768), (32, 664260720), (34, 625186560), (40, 531408576), (48, 442840480), (51, 416791040), (60, 354272384), (61, 348464640), (64, 332130360), (68, 312593280), (80, 265704288), (85, 250074624), (96, 221420240), (102, 208395520), (120, 177136192), (122, 174232320), (128, 166065180), (136, 156296640), (157, 135390720), (160, 132852144), (170, 125037312), (183, 116154880), (192, 110710120), (204, 104197760), (240, 88568096), (244, 87116160), (255, 83358208), (256, 83032590), (272, 78148320), (289, 73551360), (305, 69692928), (314, 67695360), (320, 66426072), (340, 62518656), (366, 58077440), (384, 55355060), (408, 52098880), (471, 45130240), (480, 44284048), (488, 43558080), (510, 41679104), (512, 41516295), (544, 39074160), (578, 36775680), (610, 34846464), (628, 33847680), (640, 33213036), (680, 31259328), (732, 29038720), (768, 27677530), (785, 27078144), (816, 26049440), (867, 24517120), (915, 23230976), (942, 22565120), (960, 22142024), (976, 21779040), (1020, 20839552), (1037, 20497920), (1088, 19537080), (1156, 18387840), (1220, 17423232), (1256, 16923840), (1280, 16606518), (1360, 15629664), (1445, 14710272), (1464, 14519360), (1536, 13838765), (1570, 13539072), (1632, 13024720), (1734, 12258560), (1830, 11615488), (1884, 11282560), (1920, 11071012), (1952, 10889520), (2040, 10419776), (2074, 10248960), (2176, 9768540), (2312, 9193920), (2355, 9026048), (2440, 8711616), (2512, 8461920), (2560, 8303259), (2669, 7964160), (2720, 7814832), (2890, 7355136), (2928, 7259680), (3111, 6832640), (3140, 6769536), (3264, 6512360), (3468, 6129280), (3660, 5807744), (3768, 5641280), (3840, 5535506), (3904, 5444760), (4080, 5209888), (4148, 5124480), (4335, 4903424), (4352, 4884270), (4624, 4596960), (4710, 4513024), (4880, 4355808), (5024, 4230960), (5185, 4099584), (5338, 3982080), (5440, 3907416), (5780, 3677568), (5856, 3629840), (6222, 3416320), (6280, 3384768), (6528, 3256180), (6936, 3064640), (7320, 2903872), (7536, 2820640), (7680, 2767753), (7808, 2722380), (8007, 2654720), (8160, 2604944), (8296, 2562240), (8670, 2451712), (8704, 2442135), (9248, 2298480), (9420, 2256512), (9577, 2219520), (9760, 2177904), (10048, 2115480), (10370, 2049792), (10676, 1991040), (10880, 1953708), (11560, 1838784), (11712, 1814920), (12444, 1708160), (12560, 1692384), (13056, 1628090), (13345, 1592832), (13872, 1532320), (14640, 1451936), (15072, 1410320), (15555, 1366528), (15616, 1361190), (16014, 1327360), (16320, 1302472), (16592, 1281120), (17340, 1225856), (17629, 1205760), (18496, 1149240), (18840, 1128256), (19154, 1109760), (19520, 1088952), (20096, 1057740), (20740, 1024896), (21352, 995520), (21760, 976854), (23120, 919392), (23424, 907460), (24888, 854080), (25120, 846192), (26112, 814045), (26690, 796416), (27744, 766160), (28731, 739840), (29280, 725968), (30144, 705160), (31110, 683264), (31232, 680595), (32028, 663680), (32640, 651236), (33184, 640560), (34680, 612928), (35258, 602880), (36992, 574620), (37680, 564128), (38308, 554880), (39040, 544476), (40035, 530944), (40192, 528870), (41480, 512448), (42704, 497760), (43520, 488427), (45373, 468480), (46240, 459696), (46848, 453730), (47885, 443904), (49776, 427040), (50240, 423096), (52887, 401920), (53380, 398208), (55488, 383080), (57462, 369920), (58560, 362984), (60288, 352580), (62220, 341632), (64056, 331840), (65280, 325618), (66368, 320280), (69360, 306464), (70516, 301440), (73984, 287310), (75360, 282064), (76616, 277440), (78080, 272238), (80070, 265472), (80384, 264435), (82960, 256224), (85408, 248880), (88145, 241152), (90746, 234240), (92480, 229848), (93696, 226865), (95770, 221952), (99552, 213520), (100480, 211548), (105774, 200960), (106760, 199104), (110976, 191540), (114924, 184960), (117120, 181492), (120576, 176290), (124440, 170816), (128112, 165920), (130560, 162809), (132736, 160140), (136119, 156160), (138720, 153232), (141032, 150720), (143655, 147968)]