764720640

素因数分解:

$2^9\times 3^2\times 5^1\times {\mathrm{33191}}^1$

素因数の和:33220

約数の個数: 120

約数和(自身を含む): 2648522448

約数和(自身を除く): 1883801808

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 64, 72, 80, 90, 96, 120, 128, 144, 160, 180, 192, 240, 256, 288, 320, 360, 384, 480, 512, 576, 640, 720, 768, 960, 1152, 1280, 1440, 1536, 1920, 2304, 2560, 2880, 3840, 4608, 5760, 7680, 11520, 23040, 33191, 66382, 99573, 132764, 165955, 199146, 265528, 298719, 331910, 398292, 497865, 531056, 597438, 663820, 796584, 995730, 1062112, 1194876, 1327640, 1493595, 1593168, 1991460, 2124224, 2389752, 2655280, 2987190, 3186336, 3982920, 4248448, 4779504, 5310560, 5974380, 6372672, 7965840, 8496896, 9559008, 10621120, 11948760, 12745344, 15931680, 16993792, 19118016, 21242240, 23897520, 25490688, 31863360, 38236032, 42484480, 47795040, 50981376, 63726720, 76472064, 84968960, 95590080, 127453440, 152944128, 191180160, 254906880, 382360320, 764720640]

約数ペア:

[(1, 764720640), (2, 382360320), (3, 254906880), (4, 191180160), (5, 152944128), (6, 127453440), (8, 95590080), (9, 84968960), (10, 76472064), (12, 63726720), (15, 50981376), (16, 47795040), (18, 42484480), (20, 38236032), (24, 31863360), (30, 25490688), (32, 23897520), (36, 21242240), (40, 19118016), (45, 16993792), (48, 15931680), (60, 12745344), (64, 11948760), (72, 10621120), (80, 9559008), (90, 8496896), (96, 7965840), (120, 6372672), (128, 5974380), (144, 5310560), (160, 4779504), (180, 4248448), (192, 3982920), (240, 3186336), (256, 2987190), (288, 2655280), (320, 2389752), (360, 2124224), (384, 1991460), (480, 1593168), (512, 1493595), (576, 1327640), (640, 1194876), (720, 1062112), (768, 995730), (960, 796584), (1152, 663820), (1280, 597438), (1440, 531056), (1536, 497865), (1920, 398292), (2304, 331910), (2560, 298719), (2880, 265528), (3840, 199146), (4608, 165955), (5760, 132764), (7680, 99573), (11520, 66382), (23040, 33191)]