20638440000

素因数分解:

$2^6\times 3^2\times 5^4\times {\mathrm{57329}}^1$

素因数の和:57367

約数の個数: 210

約数和(自身を含む): 73923079230

約数和(自身を除く): 53284639230

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, 125, 144, 150, 160, 180, 192, 200, 225, 240, 250, 288, 300, 320, 360, 375, 400, 450, 480, 500, 576, 600, 625, 720, 750, 800, 900, 960, 1000, 1125, 1200, 1250, 1440, 1500, 1600, 1800, 1875, 2000, 2250, 2400, 2500, 2880, 3000, 3600, 3750, 4000, 4500, 4800, 5000, 5625, 6000, 7200, 7500, 8000, 9000, 10000, 11250, 12000, 14400, 15000, 18000, 20000, 22500, 24000, 30000, 36000, 40000, 45000, 57329, 60000, 72000, 90000, 114658, 120000, 171987, 180000, 229316, 286645, 343974, 360000, 458632, 515961, 573290, 687948, 859935, 917264, 1031922, 1146580, 1375896, 1433225, 1719870, 1834528, 2063844, 2293160, 2579805, 2751792, 2866450, 3439740, 3669056, 4127688, 4299675, 4586320, 5159610, 5503584, 5732900, 6879480, 7166125, 8255376, 8599350, 9172640, 10319220, 11007168, 11465800, 12899025, 13758960, 14332250, 16510752, 17198700, 18345280, 20638440, 21498375, 22931600, 25798050, 27517920, 28664500, 33021504, 34397400, 35830625, 41276880, 42996750, 45863200, 51596100, 55035840, 57329000, 64495125, 68794800, 71661250, 82553760, 85993500, 91726400, 103192200, 107491875, 114658000, 128990250, 137589600, 143322500, 165107520, 171987000, 206384400, 214983750, 229316000, 257980500, 275179200, 286645000, 322475625, 343974000, 412768800, 429967500, 458632000, 515961000, 573290000, 644951250, 687948000, 825537600, 859935000, 1031922000, 1146580000, 1289902500, 1375896000, 1719870000, 2063844000, 2293160000, 2579805000, 3439740000, 4127688000, 5159610000, 6879480000, 10319220000, 20638440000]

約数ペア:

[(1, 20638440000), (2, 10319220000), (3, 6879480000), (4, 5159610000), (5, 4127688000), (6, 3439740000), (8, 2579805000), (9, 2293160000), (10, 2063844000), (12, 1719870000), (15, 1375896000), (16, 1289902500), (18, 1146580000), (20, 1031922000), (24, 859935000), (25, 825537600), (30, 687948000), (32, 644951250), (36, 573290000), (40, 515961000), (45, 458632000), (48, 429967500), (50, 412768800), (60, 343974000), (64, 322475625), (72, 286645000), (75, 275179200), (80, 257980500), (90, 229316000), (96, 214983750), (100, 206384400), (120, 171987000), (125, 165107520), (144, 143322500), (150, 137589600), (160, 128990250), (180, 114658000), (192, 107491875), (200, 103192200), (225, 91726400), (240, 85993500), (250, 82553760), (288, 71661250), (300, 68794800), (320, 64495125), (360, 57329000), (375, 55035840), (400, 51596100), (450, 45863200), (480, 42996750), (500, 41276880), (576, 35830625), (600, 34397400), (625, 33021504), (720, 28664500), (750, 27517920), (800, 25798050), (900, 22931600), (960, 21498375), (1000, 20638440), (1125, 18345280), (1200, 17198700), (1250, 16510752), (1440, 14332250), (1500, 13758960), (1600, 12899025), (1800, 11465800), (1875, 11007168), (2000, 10319220), (2250, 9172640), (2400, 8599350), (2500, 8255376), (2880, 7166125), (3000, 6879480), (3600, 5732900), (3750, 5503584), (4000, 5159610), (4500, 4586320), (4800, 4299675), (5000, 4127688), (5625, 3669056), (6000, 3439740), (7200, 2866450), (7500, 2751792), (8000, 2579805), (9000, 2293160), (10000, 2063844), (11250, 1834528), (12000, 1719870), (14400, 1433225), (15000, 1375896), (18000, 1146580), (20000, 1031922), (22500, 917264), (24000, 859935), (30000, 687948), (36000, 573290), (40000, 515961), (45000, 458632), (57329, 360000), (60000, 343974), (72000, 286645), (90000, 229316), (114658, 180000), (120000, 171987)]