21390105600

素因数分解:

$2^{10}\times 3^2\times 5^2\times {\mathrm{263}}^1\times {\mathrm{353}}^1$

素因数の和:652

約数の個数: 396

約数和(自身を含む): 77095686096

約数和(自身を除く): 55705580496

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 25, 30, 32, 36, 40, 45, 48, 50, 60, 64, 72, 75, 80, 90, 96, 100, 120, 128, 144, 150, 160, 180, 192, 200, 225, 240, 256, 263, 288, 300, 320, 353, 360, 384, 400, 450, 480, 512, 526, 576, 600, 640, 706, 720, 768, 789, 800, 900, 960, 1024, 1052, 1059, 1152, 1200, 1280, 1315, 1412, 1440, 1536, 1578, 1600, 1765, 1800, 1920, 2104, 2118, 2304, 2367, 2400, 2560, 2630, 2824, 2880, 3072, 3156, 3177, 3200, 3530, 3600, 3840, 3945, 4208, 4236, 4608, 4734, 4800, 5120, 5260, 5295, 5648, 5760, 6312, 6354, 6400, 6575, 7060, 7200, 7680, 7890, 8416, 8472, 8825, 9216, 9468, 9600, 10520, 10590, 11296, 11520, 11835, 12624, 12708, 12800, 13150, 14120, 14400, 15360, 15780, 15885, 16832, 16944, 17650, 18936, 19200, 19725, 21040, 21180, 22592, 23040, 23670, 25248, 25416, 25600, 26300, 26475, 28240, 28800, 31560, 31770, 33664, 33888, 35300, 37872, 38400, 39450, 42080, 42360, 45184, 46080, 47340, 50496, 50832, 52600, 52950, 56480, 57600, 59175, 63120, 63540, 67328, 67776, 70600, 75744, 76800, 78900, 79425, 84160, 84720, 90368, 92839, 94680, 100992, 101664, 105200, 105900, 112960, 115200, 118350, 126240, 127080, 134656, 135552, 141200, 151488, 157800, 158850, 168320, 169440, 180736, 185678, 189360, 201984, 203328, 210400, 211800, 225920, 230400, 236700, 252480, 254160, 269312, 271104, 278517, 282400, 302976, 315600, 317700, 336640, 338880, 361472, 371356, 378720, 403968, 406656, 420800, 423600, 451840, 464195, 473400, 504960, 508320, 542208, 557034, 564800, 605952, 631200, 635400, 673280, 677760, 742712, 757440, 807936, 813312, 835551, 841600, 847200, 903680, 928390, 946800, 1009920, 1016640, 1084416, 1114068, 1129600, 1211904, 1262400, 1270800, 1346560, 1355520, 1392585, 1485424, 1514880, 1626624, 1671102, 1683200, 1694400, 1807360, 1856780, 1893600, 2019840, 2033280, 2228136, 2259200, 2320975, 2423808, 2524800, 2541600, 2711040, 2785170, 2970848, 3029760, 3253248, 3342204, 3366400, 3388800, 3713560, 3787200, 4039680, 4066560, 4177755, 4456272, 4518400, 4641950, 5049600, 5083200, 5422080, 5570340, 5941696, 6059520, 6684408, 6732800, 6777600, 6962925, 7427120, 7574400, 8133120, 8355510, 8912544, 9036800, 9283900, 10099200, 10166400, 11140680, 11883392, 12119040, 13368816, 13555200, 13925850, 14854240, 15148800, 16266240, 16711020, 17825088, 18567800, 20198400, 20332800, 20888775, 22281360, 23766784, 26737632, 27110400, 27851700, 29708480, 30297600, 33422040, 35650176, 37135600, 40665600, 41777550, 44562720, 47533568, 53475264, 55703400, 59416960, 60595200, 66844080, 71300352, 74271200, 81331200, 83555100, 89125440, 95067136, 106950528, 111406800, 118833920, 133688160, 142600704, 148542400, 167110200, 178250880, 213901056, 222813600, 237667840, 267376320, 285201408, 297084800, 334220400, 356501760, 427802112, 445627200, 475335680, 534752640, 594169600, 668440800, 713003520, 855604224, 891254400, 1069505280, 1188339200, 1336881600, 1426007040, 1782508800, 2139010560, 2376678400, 2673763200, 3565017600, 4278021120, 5347526400, 7130035200, 10695052800, 21390105600]

約数ペア:

[(1, 21390105600), (2, 10695052800), (3, 7130035200), (4, 5347526400), (5, 4278021120), (6, 3565017600), (8, 2673763200), (9, 2376678400), (10, 2139010560), (12, 1782508800), (15, 1426007040), (16, 1336881600), (18, 1188339200), (20, 1069505280), (24, 891254400), (25, 855604224), (30, 713003520), (32, 668440800), (36, 594169600), (40, 534752640), (45, 475335680), (48, 445627200), (50, 427802112), (60, 356501760), (64, 334220400), (72, 297084800), (75, 285201408), (80, 267376320), (90, 237667840), (96, 222813600), (100, 213901056), (120, 178250880), (128, 167110200), (144, 148542400), (150, 142600704), (160, 133688160), (180, 118833920), (192, 111406800), (200, 106950528), (225, 95067136), (240, 89125440), (256, 83555100), (263, 81331200), (288, 74271200), (300, 71300352), (320, 66844080), (353, 60595200), (360, 59416960), (384, 55703400), (400, 53475264), (450, 47533568), (480, 44562720), (512, 41777550), (526, 40665600), (576, 37135600), (600, 35650176), (640, 33422040), (706, 30297600), (720, 29708480), (768, 27851700), (789, 27110400), (800, 26737632), (900, 23766784), (960, 22281360), (1024, 20888775), (1052, 20332800), (1059, 20198400), (1152, 18567800), (1200, 17825088), (1280, 16711020), (1315, 16266240), (1412, 15148800), (1440, 14854240), (1536, 13925850), (1578, 13555200), (1600, 13368816), (1765, 12119040), (1800, 11883392), (1920, 11140680), (2104, 10166400), (2118, 10099200), (2304, 9283900), (2367, 9036800), (2400, 8912544), (2560, 8355510), (2630, 8133120), (2824, 7574400), (2880, 7427120), (3072, 6962925), (3156, 6777600), (3177, 6732800), (3200, 6684408), (3530, 6059520), (3600, 5941696), (3840, 5570340), (3945, 5422080), (4208, 5083200), (4236, 5049600), (4608, 4641950), (4734, 4518400), (4800, 4456272), (5120, 4177755), (5260, 4066560), (5295, 4039680), (5648, 3787200), (5760, 3713560), (6312, 3388800), (6354, 3366400), (6400, 3342204), (6575, 3253248), (7060, 3029760), (7200, 2970848), (7680, 2785170), (7890, 2711040), (8416, 2541600), (8472, 2524800), (8825, 2423808), (9216, 2320975), (9468, 2259200), (9600, 2228136), (10520, 2033280), (10590, 2019840), (11296, 1893600), (11520, 1856780), (11835, 1807360), (12624, 1694400), (12708, 1683200), (12800, 1671102), (13150, 1626624), (14120, 1514880), (14400, 1485424), (15360, 1392585), (15780, 1355520), (15885, 1346560), (16832, 1270800), (16944, 1262400), (17650, 1211904), (18936, 1129600), (19200, 1114068), (19725, 1084416), (21040, 1016640), (21180, 1009920), (22592, 946800), (23040, 928390), (23670, 903680), (25248, 847200), (25416, 841600), (25600, 835551), (26300, 813312), (26475, 807936), (28240, 757440), (28800, 742712), (31560, 677760), (31770, 673280), (33664, 635400), (33888, 631200), (35300, 605952), (37872, 564800), (38400, 557034), (39450, 542208), (42080, 508320), (42360, 504960), (45184, 473400), (46080, 464195), (47340, 451840), (50496, 423600), (50832, 420800), (52600, 406656), (52950, 403968), (56480, 378720), (57600, 371356), (59175, 361472), (63120, 338880), (63540, 336640), (67328, 317700), (67776, 315600), (70600, 302976), (75744, 282400), (76800, 278517), (78900, 271104), (79425, 269312), (84160, 254160), (84720, 252480), (90368, 236700), (92839, 230400), (94680, 225920), (100992, 211800), (101664, 210400), (105200, 203328), (105900, 201984), (112960, 189360), (115200, 185678), (118350, 180736), (126240, 169440), (127080, 168320), (134656, 158850), (135552, 157800), (141200, 151488)]