1261440000

素因数分解:

$2^{10}\times 3^3\times 5^4\times {\mathrm{73}}^1$

素因数の和:122

約数の個数: 440

約数和(自身を含む): 4732172720

約数和(自身を除く): 3470732720

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 25, 27, 30, 32, 36, 40, 45, 48, 50, 54, 60, 64, 72, 73, 75, 80, 90, 96, 100, 108, 120, 125, 128, 135, 144, 146, 150, 160, 180, 192, 200, 216, 219, 225, 240, 250, 256, 270, 288, 292, 300, 320, 360, 365, 375, 384, 400, 432, 438, 450, 480, 500, 512, 540, 576, 584, 600, 625, 640, 657, 675, 720, 730, 750, 768, 800, 864, 876, 900, 960, 1000, 1024, 1080, 1095, 1125, 1152, 1168, 1200, 1250, 1280, 1314, 1350, 1440, 1460, 1500, 1536, 1600, 1728, 1752, 1800, 1825, 1875, 1920, 1971, 2000, 2160, 2190, 2250, 2304, 2336, 2400, 2500, 2560, 2628, 2700, 2880, 2920, 3000, 3072, 3200, 3285, 3375, 3456, 3504, 3600, 3650, 3750, 3840, 3942, 4000, 4320, 4380, 4500, 4608, 4672, 4800, 5000, 5120, 5256, 5400, 5475, 5625, 5760, 5840, 6000, 6400, 6570, 6750, 6912, 7008, 7200, 7300, 7500, 7680, 7884, 8000, 8640, 8760, 9000, 9125, 9216, 9344, 9600, 9855, 10000, 10512, 10800, 10950, 11250, 11520, 11680, 12000, 12800, 13140, 13500, 13824, 14016, 14400, 14600, 15000, 15360, 15768, 16000, 16425, 16875, 17280, 17520, 18000, 18250, 18688, 19200, 19710, 20000, 21024, 21600, 21900, 22500, 23040, 23360, 24000, 25600, 26280, 27000, 27375, 27648, 28032, 28800, 29200, 30000, 31536, 32000, 32850, 33750, 34560, 35040, 36000, 36500, 37376, 38400, 39420, 40000, 42048, 43200, 43800, 45000, 45625, 46080, 46720, 48000, 49275, 52560, 54000, 54750, 56064, 57600, 58400, 60000, 63072, 64000, 65700, 67500, 69120, 70080, 72000, 73000, 74752, 76800, 78840, 80000, 82125, 84096, 86400, 87600, 90000, 91250, 93440, 96000, 98550, 105120, 108000, 109500, 112128, 115200, 116800, 120000, 126144, 128000, 131400, 135000, 136875, 138240, 140160, 144000, 146000, 157680, 160000, 164250, 168192, 172800, 175200, 180000, 182500, 186880, 192000, 197100, 210240, 216000, 219000, 224256, 230400, 233600, 240000, 246375, 252288, 262800, 270000, 273750, 280320, 288000, 292000, 315360, 320000, 328500, 336384, 345600, 350400, 360000, 365000, 373760, 384000, 394200, 410625, 420480, 432000, 438000, 467200, 480000, 492750, 504576, 525600, 540000, 547500, 560640, 576000, 584000, 630720, 640000, 657000, 672768, 691200, 700800, 720000, 730000, 788400, 821250, 840960, 864000, 876000, 934400, 960000, 985500, 1009152, 1051200, 1080000, 1095000, 1121280, 1152000, 1168000, 1231875, 1261440, 1314000, 1401600, 1440000, 1460000, 1576800, 1642500, 1681920, 1728000, 1752000, 1868800, 1920000, 1971000, 2018304, 2102400, 2160000, 2190000, 2336000, 2463750, 2522880, 2628000, 2803200, 2880000, 2920000, 3153600, 3285000, 3363840, 3456000, 3504000, 3942000, 4204800, 4320000, 4380000, 4672000, 4927500, 5045760, 5256000, 5606400, 5760000, 5840000, 6307200, 6570000, 7008000, 7884000, 8409600, 8640000, 8760000, 9344000, 9855000, 10091520, 10512000, 11680000, 12614400, 13140000, 14016000, 15768000, 16819200, 17280000, 17520000, 19710000, 21024000, 23360000, 25228800, 26280000, 28032000, 31536000, 35040000, 39420000, 42048000, 46720000, 50457600, 52560000, 63072000, 70080000, 78840000, 84096000, 105120000, 126144000, 140160000, 157680000, 210240000, 252288000, 315360000, 420480000, 630720000, 1261440000]

約数ペア:

[(1, 1261440000), (2, 630720000), (3, 420480000), (4, 315360000), (5, 252288000), (6, 210240000), (8, 157680000), (9, 140160000), (10, 126144000), (12, 105120000), (15, 84096000), (16, 78840000), (18, 70080000), (20, 63072000), (24, 52560000), (25, 50457600), (27, 46720000), (30, 42048000), (32, 39420000), (36, 35040000), (40, 31536000), (45, 28032000), (48, 26280000), (50, 25228800), (54, 23360000), (60, 21024000), (64, 19710000), (72, 17520000), (73, 17280000), (75, 16819200), (80, 15768000), (90, 14016000), (96, 13140000), (100, 12614400), (108, 11680000), (120, 10512000), (125, 10091520), (128, 9855000), (135, 9344000), (144, 8760000), (146, 8640000), (150, 8409600), (160, 7884000), (180, 7008000), (192, 6570000), (200, 6307200), (216, 5840000), (219, 5760000), (225, 5606400), (240, 5256000), (250, 5045760), (256, 4927500), (270, 4672000), (288, 4380000), (292, 4320000), (300, 4204800), (320, 3942000), (360, 3504000), (365, 3456000), (375, 3363840), (384, 3285000), (400, 3153600), (432, 2920000), (438, 2880000), (450, 2803200), (480, 2628000), (500, 2522880), (512, 2463750), (540, 2336000), (576, 2190000), (584, 2160000), (600, 2102400), (625, 2018304), (640, 1971000), (657, 1920000), (675, 1868800), (720, 1752000), (730, 1728000), (750, 1681920), (768, 1642500), (800, 1576800), (864, 1460000), (876, 1440000), (900, 1401600), (960, 1314000), (1000, 1261440), (1024, 1231875), (1080, 1168000), (1095, 1152000), (1125, 1121280), (1152, 1095000), (1168, 1080000), (1200, 1051200), (1250, 1009152), (1280, 985500), (1314, 960000), (1350, 934400), (1440, 876000), (1460, 864000), (1500, 840960), (1536, 821250), (1600, 788400), (1728, 730000), (1752, 720000), (1800, 700800), (1825, 691200), (1875, 672768), (1920, 657000), (1971, 640000), (2000, 630720), (2160, 584000), (2190, 576000), (2250, 560640), (2304, 547500), (2336, 540000), (2400, 525600), (2500, 504576), (2560, 492750), (2628, 480000), (2700, 467200), (2880, 438000), (2920, 432000), (3000, 420480), (3072, 410625), (3200, 394200), (3285, 384000), (3375, 373760), (3456, 365000), (3504, 360000), (3600, 350400), (3650, 345600), (3750, 336384), (3840, 328500), (3942, 320000), (4000, 315360), (4320, 292000), (4380, 288000), (4500, 280320), (4608, 273750), (4672, 270000), (4800, 262800), (5000, 252288), (5120, 246375), (5256, 240000), (5400, 233600), (5475, 230400), (5625, 224256), (5760, 219000), (5840, 216000), (6000, 210240), (6400, 197100), (6570, 192000), (6750, 186880), (6912, 182500), (7008, 180000), (7200, 175200), (7300, 172800), (7500, 168192), (7680, 164250), (7884, 160000), (8000, 157680), (8640, 146000), (8760, 144000), (9000, 140160), (9125, 138240), (9216, 136875), (9344, 135000), (9600, 131400), (9855, 128000), (10000, 126144), (10512, 120000), (10800, 116800), (10950, 115200), (11250, 112128), (11520, 109500), (11680, 108000), (12000, 105120), (12800, 98550), (13140, 96000), (13500, 93440), (13824, 91250), (14016, 90000), (14400, 87600), (14600, 86400), (15000, 84096), (15360, 82125), (15768, 80000), (16000, 78840), (16425, 76800), (16875, 74752), (17280, 73000), (17520, 72000), (18000, 70080), (18250, 69120), (18688, 67500), (19200, 65700), (19710, 64000), (20000, 63072), (21024, 60000), (21600, 58400), (21900, 57600), (22500, 56064), (23040, 54750), (23360, 54000), (24000, 52560), (25600, 49275), (26280, 48000), (27000, 46720), (27375, 46080), (27648, 45625), (28032, 45000), (28800, 43800), (29200, 43200), (30000, 42048), (31536, 40000), (32000, 39420), (32850, 38400), (33750, 37376), (34560, 36500), (35040, 36000)]