1991520000

素因数分解:

$2^8\times 3^3\times 5^4\times {\mathrm{461}}^1$

素因数の和:506

約数の個数: 360

約数和(自身を含む): 7375201680

約数和(自身を除く): 5383681680

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, 75, 80, 90, 96, 100, 108, 120, 125, 128, 135, 144, 150, 160, 180, 192, 200, 216, 225, 240, 250, 256, 270, 288, 300, 320, 360, 375, 384, 400, 432, 450, 461, 480, 500, 540, 576, 600, 625, 640, 675, 720, 750, 768, 800, 864, 900, 922, 960, 1000, 1080, 1125, 1152, 1200, 1250, 1280, 1350, 1383, 1440, 1500, 1600, 1728, 1800, 1844, 1875, 1920, 2000, 2160, 2250, 2304, 2305, 2400, 2500, 2700, 2766, 2880, 3000, 3200, 3375, 3456, 3600, 3688, 3750, 3840, 4000, 4149, 4320, 4500, 4610, 4800, 5000, 5400, 5532, 5625, 5760, 6000, 6400, 6750, 6912, 6915, 7200, 7376, 7500, 8000, 8298, 8640, 9000, 9220, 9600, 10000, 10800, 11064, 11250, 11520, 11525, 12000, 12447, 13500, 13830, 14400, 14752, 15000, 16000, 16596, 16875, 17280, 18000, 18440, 19200, 20000, 20745, 21600, 22128, 22500, 23050, 24000, 24894, 27000, 27660, 28800, 29504, 30000, 32000, 33192, 33750, 34560, 34575, 36000, 36880, 40000, 41490, 43200, 44256, 45000, 46100, 48000, 49788, 54000, 55320, 57600, 57625, 59008, 60000, 62235, 66384, 67500, 69150, 72000, 73760, 80000, 82980, 86400, 88512, 90000, 92200, 96000, 99576, 103725, 108000, 110640, 115250, 118016, 120000, 124470, 132768, 135000, 138300, 144000, 147520, 160000, 165960, 172800, 172875, 177024, 180000, 184400, 199152, 207450, 216000, 221280, 230500, 240000, 248940, 265536, 270000, 276600, 288000, 288125, 295040, 311175, 331920, 345750, 354048, 360000, 368800, 398304, 414900, 432000, 442560, 461000, 480000, 497880, 518625, 531072, 540000, 553200, 576250, 590080, 622350, 663840, 691500, 720000, 737600, 796608, 829800, 864000, 864375, 885120, 922000, 995760, 1037250, 1062144, 1080000, 1106400, 1152500, 1244700, 1327680, 1383000, 1440000, 1475200, 1555875, 1593216, 1659600, 1728750, 1770240, 1844000, 1991520, 2074500, 2160000, 2212800, 2305000, 2489400, 2593125, 2655360, 2766000, 2950400, 3111750, 3186432, 3319200, 3457500, 3688000, 3983040, 4149000, 4320000, 4425600, 4610000, 4978800, 5186250, 5310720, 5532000, 6223500, 6638400, 6915000, 7376000, 7779375, 7966080, 8298000, 8851200, 9220000, 9957600, 10372500, 11064000, 12447000, 13276800, 13830000, 14752000, 15558750, 15932160, 16596000, 18440000, 19915200, 20745000, 22128000, 24894000, 26553600, 27660000, 31117500, 33192000, 36880000, 39830400, 41490000, 44256000, 49788000, 55320000, 62235000, 66384000, 73760000, 79660800, 82980000, 99576000, 110640000, 124470000, 132768000, 165960000, 199152000, 221280000, 248940000, 331920000, 398304000, 497880000, 663840000, 995760000, 1991520000]

約数ペア:

[(1, 1991520000), (2, 995760000), (3, 663840000), (4, 497880000), (5, 398304000), (6, 331920000), (8, 248940000), (9, 221280000), (10, 199152000), (12, 165960000), (15, 132768000), (16, 124470000), (18, 110640000), (20, 99576000), (24, 82980000), (25, 79660800), (27, 73760000), (30, 66384000), (32, 62235000), (36, 55320000), (40, 49788000), (45, 44256000), (48, 41490000), (50, 39830400), (54, 36880000), (60, 33192000), (64, 31117500), (72, 27660000), (75, 26553600), (80, 24894000), (90, 22128000), (96, 20745000), (100, 19915200), (108, 18440000), (120, 16596000), (125, 15932160), (128, 15558750), (135, 14752000), (144, 13830000), (150, 13276800), (160, 12447000), (180, 11064000), (192, 10372500), (200, 9957600), (216, 9220000), (225, 8851200), (240, 8298000), (250, 7966080), (256, 7779375), (270, 7376000), (288, 6915000), (300, 6638400), (320, 6223500), (360, 5532000), (375, 5310720), (384, 5186250), (400, 4978800), (432, 4610000), (450, 4425600), (461, 4320000), (480, 4149000), (500, 3983040), (540, 3688000), (576, 3457500), (600, 3319200), (625, 3186432), (640, 3111750), (675, 2950400), (720, 2766000), (750, 2655360), (768, 2593125), (800, 2489400), (864, 2305000), (900, 2212800), (922, 2160000), (960, 2074500), (1000, 1991520), (1080, 1844000), (1125, 1770240), (1152, 1728750), (1200, 1659600), (1250, 1593216), (1280, 1555875), (1350, 1475200), (1383, 1440000), (1440, 1383000), (1500, 1327680), (1600, 1244700), (1728, 1152500), (1800, 1106400), (1844, 1080000), (1875, 1062144), (1920, 1037250), (2000, 995760), (2160, 922000), (2250, 885120), (2304, 864375), (2305, 864000), (2400, 829800), (2500, 796608), (2700, 737600), (2766, 720000), (2880, 691500), (3000, 663840), (3200, 622350), (3375, 590080), (3456, 576250), (3600, 553200), (3688, 540000), (3750, 531072), (3840, 518625), (4000, 497880), (4149, 480000), (4320, 461000), (4500, 442560), (4610, 432000), (4800, 414900), (5000, 398304), (5400, 368800), (5532, 360000), (5625, 354048), (5760, 345750), (6000, 331920), (6400, 311175), (6750, 295040), (6912, 288125), (6915, 288000), (7200, 276600), (7376, 270000), (7500, 265536), (8000, 248940), (8298, 240000), (8640, 230500), (9000, 221280), (9220, 216000), (9600, 207450), (10000, 199152), (10800, 184400), (11064, 180000), (11250, 177024), (11520, 172875), (11525, 172800), (12000, 165960), (12447, 160000), (13500, 147520), (13830, 144000), (14400, 138300), (14752, 135000), (15000, 132768), (16000, 124470), (16596, 120000), (16875, 118016), (17280, 115250), (18000, 110640), (18440, 108000), (19200, 103725), (20000, 99576), (20745, 96000), (21600, 92200), (22128, 90000), (22500, 88512), (23050, 86400), (24000, 82980), (24894, 80000), (27000, 73760), (27660, 72000), (28800, 69150), (29504, 67500), (30000, 66384), (32000, 62235), (33192, 60000), (33750, 59008), (34560, 57625), (34575, 57600), (36000, 55320), (36880, 54000), (40000, 49788), (41490, 48000), (43200, 46100), (44256, 45000)]