20951395200

素因数分解:

$2^7\times 3^4\times 5^2\times {\mathrm{80831}}^1$

素因数の和:80867

約数の個数: 240

約数和(自身を含む): 77316212160

約数和(自身を除く): 56364816960

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, 81, 90, 96, 100, 108, 120, 128, 135, 144, 150, 160, 162, 180, 192, 200, 216, 225, 240, 270, 288, 300, 320, 324, 360, 384, 400, 405, 432, 450, 480, 540, 576, 600, 640, 648, 675, 720, 800, 810, 864, 900, 960, 1080, 1152, 1200, 1296, 1350, 1440, 1600, 1620, 1728, 1800, 1920, 2025, 2160, 2400, 2592, 2700, 2880, 3200, 3240, 3456, 3600, 4050, 4320, 4800, 5184, 5400, 5760, 6480, 7200, 8100, 8640, 9600, 10368, 10800, 12960, 14400, 16200, 17280, 21600, 25920, 28800, 32400, 43200, 51840, 64800, 80831, 86400, 129600, 161662, 242493, 259200, 323324, 404155, 484986, 646648, 727479, 808310, 969972, 1212465, 1293296, 1454958, 1616620, 1939944, 2020775, 2182437, 2424930, 2586592, 2909916, 3233240, 3637395, 3879888, 4041550, 4364874, 4849860, 5173184, 5819832, 6062325, 6466480, 6547311, 7274790, 7759776, 8083100, 8729748, 9699720, 10346368, 10912185, 11639664, 12124650, 12932960, 13094622, 14549580, 15519552, 16166200, 17459496, 18186975, 19399440, 21824370, 23279328, 24249300, 25865920, 26189244, 29099160, 31039104, 32332400, 32736555, 34918992, 36373950, 38798880, 43648740, 46558656, 48498600, 51731840, 52378488, 54560925, 58198320, 64664800, 65473110, 69837984, 72747900, 77597760, 87297480, 93117312, 96997200, 104756976, 109121850, 116396640, 129329600, 130946220, 139675968, 145495800, 155195520, 163682775, 174594960, 193994400, 209513952, 218243700, 232793280, 258659200, 261892440, 279351936, 290991600, 327365550, 349189920, 387988800, 419027904, 436487400, 465586560, 523784880, 581983200, 654731100, 698379840, 775977600, 838055808, 872974800, 1047569760, 1163966400, 1309462200, 1396759680, 1745949600, 2095139520, 2327932800, 2618924400, 3491899200, 4190279040, 5237848800, 6983798400, 10475697600, 20951395200]

約数ペア:

[(1, 20951395200), (2, 10475697600), (3, 6983798400), (4, 5237848800), (5, 4190279040), (6, 3491899200), (8, 2618924400), (9, 2327932800), (10, 2095139520), (12, 1745949600), (15, 1396759680), (16, 1309462200), (18, 1163966400), (20, 1047569760), (24, 872974800), (25, 838055808), (27, 775977600), (30, 698379840), (32, 654731100), (36, 581983200), (40, 523784880), (45, 465586560), (48, 436487400), (50, 419027904), (54, 387988800), (60, 349189920), (64, 327365550), (72, 290991600), (75, 279351936), (80, 261892440), (81, 258659200), (90, 232793280), (96, 218243700), (100, 209513952), (108, 193994400), (120, 174594960), (128, 163682775), (135, 155195520), (144, 145495800), (150, 139675968), (160, 130946220), (162, 129329600), (180, 116396640), (192, 109121850), (200, 104756976), (216, 96997200), (225, 93117312), (240, 87297480), (270, 77597760), (288, 72747900), (300, 69837984), (320, 65473110), (324, 64664800), (360, 58198320), (384, 54560925), (400, 52378488), (405, 51731840), (432, 48498600), (450, 46558656), (480, 43648740), (540, 38798880), (576, 36373950), (600, 34918992), (640, 32736555), (648, 32332400), (675, 31039104), (720, 29099160), (800, 26189244), (810, 25865920), (864, 24249300), (900, 23279328), (960, 21824370), (1080, 19399440), (1152, 18186975), (1200, 17459496), (1296, 16166200), (1350, 15519552), (1440, 14549580), (1600, 13094622), (1620, 12932960), (1728, 12124650), (1800, 11639664), (1920, 10912185), (2025, 10346368), (2160, 9699720), (2400, 8729748), (2592, 8083100), (2700, 7759776), (2880, 7274790), (3200, 6547311), (3240, 6466480), (3456, 6062325), (3600, 5819832), (4050, 5173184), (4320, 4849860), (4800, 4364874), (5184, 4041550), (5400, 3879888), (5760, 3637395), (6480, 3233240), (7200, 2909916), (8100, 2586592), (8640, 2424930), (9600, 2182437), (10368, 2020775), (10800, 1939944), (12960, 1616620), (14400, 1454958), (16200, 1293296), (17280, 1212465), (21600, 969972), (25920, 808310), (28800, 727479), (32400, 646648), (43200, 484986), (51840, 404155), (64800, 323324), (80831, 259200), (86400, 242493), (129600, 161662)]