681350400

素因数分解:

$2^8\times 3^3\times 5^2\times {\mathrm{3943}}^1$

素因数の和:3978

約数の個数: 216

約数和(自身を含む): 2499076160

約数和(自身を除く): 1817725760

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, 128, 135, 144, 150, 160, 180, 192, 200, 216, 225, 240, 256, 270, 288, 300, 320, 360, 384, 400, 432, 450, 480, 540, 576, 600, 640, 675, 720, 768, 800, 864, 900, 960, 1080, 1152, 1200, 1280, 1350, 1440, 1600, 1728, 1800, 1920, 2160, 2304, 2400, 2700, 2880, 3200, 3456, 3600, 3840, 3943, 4320, 4800, 5400, 5760, 6400, 6912, 7200, 7886, 8640, 9600, 10800, 11520, 11829, 14400, 15772, 17280, 19200, 19715, 21600, 23658, 28800, 31544, 34560, 35487, 39430, 43200, 47316, 57600, 59145, 63088, 70974, 78860, 86400, 94632, 98575, 106461, 118290, 126176, 141948, 157720, 172800, 177435, 189264, 197150, 212922, 236580, 252352, 283896, 295725, 315440, 354870, 378528, 394300, 425844, 473160, 504704, 532305, 567792, 591450, 630880, 709740, 757056, 788600, 851688, 887175, 946320, 1009408, 1064610, 1135584, 1182900, 1261760, 1419480, 1514112, 1577200, 1703376, 1774350, 1892640, 2129220, 2271168, 2365800, 2523520, 2661525, 2838960, 3028224, 3154400, 3406752, 3548700, 3785280, 4258440, 4542336, 4731600, 5047040, 5323050, 5677920, 6308800, 6813504, 7097400, 7570560, 8516880, 9084672, 9463200, 10646100, 11355840, 12617600, 13627008, 14194800, 15141120, 17033760, 18926400, 21292200, 22711680, 25235200, 27254016, 28389600, 34067520, 37852800, 42584400, 45423360, 56779200, 68135040, 75705600, 85168800, 113558400, 136270080, 170337600, 227116800, 340675200, 681350400]

約数ペア:

[(1, 681350400), (2, 340675200), (3, 227116800), (4, 170337600), (5, 136270080), (6, 113558400), (8, 85168800), (9, 75705600), (10, 68135040), (12, 56779200), (15, 45423360), (16, 42584400), (18, 37852800), (20, 34067520), (24, 28389600), (25, 27254016), (27, 25235200), (30, 22711680), (32, 21292200), (36, 18926400), (40, 17033760), (45, 15141120), (48, 14194800), (50, 13627008), (54, 12617600), (60, 11355840), (64, 10646100), (72, 9463200), (75, 9084672), (80, 8516880), (90, 7570560), (96, 7097400), (100, 6813504), (108, 6308800), (120, 5677920), (128, 5323050), (135, 5047040), (144, 4731600), (150, 4542336), (160, 4258440), (180, 3785280), (192, 3548700), (200, 3406752), (216, 3154400), (225, 3028224), (240, 2838960), (256, 2661525), (270, 2523520), (288, 2365800), (300, 2271168), (320, 2129220), (360, 1892640), (384, 1774350), (400, 1703376), (432, 1577200), (450, 1514112), (480, 1419480), (540, 1261760), (576, 1182900), (600, 1135584), (640, 1064610), (675, 1009408), (720, 946320), (768, 887175), (800, 851688), (864, 788600), (900, 757056), (960, 709740), (1080, 630880), (1152, 591450), (1200, 567792), (1280, 532305), (1350, 504704), (1440, 473160), (1600, 425844), (1728, 394300), (1800, 378528), (1920, 354870), (2160, 315440), (2304, 295725), (2400, 283896), (2700, 252352), (2880, 236580), (3200, 212922), (3456, 197150), (3600, 189264), (3840, 177435), (3943, 172800), (4320, 157720), (4800, 141948), (5400, 126176), (5760, 118290), (6400, 106461), (6912, 98575), (7200, 94632), (7886, 86400), (8640, 78860), (9600, 70974), (10800, 63088), (11520, 59145), (11829, 57600), (14400, 47316), (15772, 43200), (17280, 39430), (19200, 35487), (19715, 34560), (21600, 31544), (23658, 28800)]