1305031680

素因数分解:

$2^{10}\times 3^2\times 5^1\times {\mathrm{127}}^1\times {\mathrm{223}}^1$

素因数の和:381

約数の個数: 264

約数和(自身を含む): 4577943552

約数和(自身を除く): 3272911872

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, 127, 128, 144, 160, 180, 192, 223, 240, 254, 256, 288, 320, 360, 381, 384, 446, 480, 508, 512, 576, 635, 640, 669, 720, 762, 768, 892, 960, 1016, 1024, 1115, 1143, 1152, 1270, 1280, 1338, 1440, 1524, 1536, 1784, 1905, 1920, 2007, 2032, 2230, 2286, 2304, 2540, 2560, 2676, 2880, 3048, 3072, 3345, 3568, 3810, 3840, 4014, 4064, 4460, 4572, 4608, 5080, 5120, 5352, 5715, 5760, 6096, 6690, 7136, 7620, 7680, 8028, 8128, 8920, 9144, 9216, 10035, 10160, 10704, 11430, 11520, 12192, 13380, 14272, 15240, 15360, 16056, 16256, 17840, 18288, 20070, 20320, 21408, 22860, 23040, 24384, 26760, 28321, 28544, 30480, 32112, 32512, 35680, 36576, 40140, 40640, 42816, 45720, 46080, 48768, 53520, 56642, 57088, 60960, 64224, 65024, 71360, 73152, 80280, 81280, 84963, 85632, 91440, 97536, 107040, 113284, 114176, 121920, 128448, 130048, 141605, 142720, 146304, 160560, 162560, 169926, 171264, 182880, 195072, 214080, 226568, 228352, 243840, 254889, 256896, 283210, 285440, 292608, 321120, 325120, 339852, 342528, 365760, 390144, 424815, 428160, 453136, 487680, 509778, 513792, 566420, 570880, 585216, 642240, 650240, 679704, 685056, 731520, 849630, 856320, 906272, 975360, 1019556, 1027584, 1132840, 1141760, 1170432, 1274445, 1284480, 1359408, 1463040, 1699260, 1712640, 1812544, 1950720, 2039112, 2055168, 2265680, 2548890, 2568960, 2718816, 2926080, 3398520, 3425280, 3625088, 4078224, 4531360, 5097780, 5137920, 5437632, 5852160, 6797040, 7250176, 8156448, 9062720, 10195560, 10275840, 10875264, 13594080, 14500352, 16312896, 18125440, 20391120, 21750528, 27188160, 29000704, 32625792, 36250880, 40782240, 43501056, 54376320, 65251584, 72501760, 81564480, 87002112, 108752640, 130503168, 145003520, 163128960, 217505280, 261006336, 326257920, 435010560, 652515840, 1305031680]

約数ペア:

[(1, 1305031680), (2, 652515840), (3, 435010560), (4, 326257920), (5, 261006336), (6, 217505280), (8, 163128960), (9, 145003520), (10, 130503168), (12, 108752640), (15, 87002112), (16, 81564480), (18, 72501760), (20, 65251584), (24, 54376320), (30, 43501056), (32, 40782240), (36, 36250880), (40, 32625792), (45, 29000704), (48, 27188160), (60, 21750528), (64, 20391120), (72, 18125440), (80, 16312896), (90, 14500352), (96, 13594080), (120, 10875264), (127, 10275840), (128, 10195560), (144, 9062720), (160, 8156448), (180, 7250176), (192, 6797040), (223, 5852160), (240, 5437632), (254, 5137920), (256, 5097780), (288, 4531360), (320, 4078224), (360, 3625088), (381, 3425280), (384, 3398520), (446, 2926080), (480, 2718816), (508, 2568960), (512, 2548890), (576, 2265680), (635, 2055168), (640, 2039112), (669, 1950720), (720, 1812544), (762, 1712640), (768, 1699260), (892, 1463040), (960, 1359408), (1016, 1284480), (1024, 1274445), (1115, 1170432), (1143, 1141760), (1152, 1132840), (1270, 1027584), (1280, 1019556), (1338, 975360), (1440, 906272), (1524, 856320), (1536, 849630), (1784, 731520), (1905, 685056), (1920, 679704), (2007, 650240), (2032, 642240), (2230, 585216), (2286, 570880), (2304, 566420), (2540, 513792), (2560, 509778), (2676, 487680), (2880, 453136), (3048, 428160), (3072, 424815), (3345, 390144), (3568, 365760), (3810, 342528), (3840, 339852), (4014, 325120), (4064, 321120), (4460, 292608), (4572, 285440), (4608, 283210), (5080, 256896), (5120, 254889), (5352, 243840), (5715, 228352), (5760, 226568), (6096, 214080), (6690, 195072), (7136, 182880), (7620, 171264), (7680, 169926), (8028, 162560), (8128, 160560), (8920, 146304), (9144, 142720), (9216, 141605), (10035, 130048), (10160, 128448), (10704, 121920), (11430, 114176), (11520, 113284), (12192, 107040), (13380, 97536), (14272, 91440), (15240, 85632), (15360, 84963), (16056, 81280), (16256, 80280), (17840, 73152), (18288, 71360), (20070, 65024), (20320, 64224), (21408, 60960), (22860, 57088), (23040, 56642), (24384, 53520), (26760, 48768), (28321, 46080), (28544, 45720), (30480, 42816), (32112, 40640), (32512, 40140), (35680, 36576)]