172638720

素因数分解:

$2^9\times 3^2\times 5^1\times {\mathrm{59}}^1\times {\mathrm{127}}^1$

素因数の和:215

約数の個数: 240

約数和(自身を含む): 612817920

約数和(自身を除く): 440179200

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 59, 60, 64, 72, 80, 90, 96, 118, 120, 127, 128, 144, 160, 177, 180, 192, 236, 240, 254, 256, 288, 295, 320, 354, 360, 381, 384, 472, 480, 508, 512, 531, 576, 590, 635, 640, 708, 720, 762, 768, 885, 944, 960, 1016, 1062, 1143, 1152, 1180, 1270, 1280, 1416, 1440, 1524, 1536, 1770, 1888, 1905, 1920, 2032, 2124, 2286, 2304, 2360, 2540, 2560, 2655, 2832, 2880, 3048, 3540, 3776, 3810, 3840, 4064, 4248, 4572, 4608, 4720, 5080, 5310, 5664, 5715, 5760, 6096, 7080, 7493, 7552, 7620, 7680, 8128, 8496, 9144, 9440, 10160, 10620, 11328, 11430, 11520, 12192, 14160, 14986, 15104, 15240, 16256, 16992, 18288, 18880, 20320, 21240, 22479, 22656, 22860, 23040, 24384, 28320, 29972, 30208, 30480, 32512, 33984, 36576, 37465, 37760, 40640, 42480, 44958, 45312, 45720, 48768, 56640, 59944, 60960, 65024, 67437, 67968, 73152, 74930, 75520, 81280, 84960, 89916, 90624, 91440, 97536, 112395, 113280, 119888, 121920, 134874, 135936, 146304, 149860, 151040, 162560, 169920, 179832, 182880, 195072, 224790, 226560, 239776, 243840, 269748, 271872, 292608, 299720, 325120, 337185, 339840, 359664, 365760, 449580, 453120, 479552, 487680, 539496, 585216, 599440, 674370, 679680, 719328, 731520, 899160, 959104, 975360, 1078992, 1198880, 1348740, 1359360, 1438656, 1463040, 1798320, 1918208, 2157984, 2397760, 2697480, 2877312, 2926080, 3596640, 3836416, 4315968, 4795520, 5394960, 5754624, 7193280, 8631936, 9591040, 10789920, 11509248, 14386560, 17263872, 19182080, 21579840, 28773120, 34527744, 43159680, 57546240, 86319360, 172638720]

約数ペア:

[(1, 172638720), (2, 86319360), (3, 57546240), (4, 43159680), (5, 34527744), (6, 28773120), (8, 21579840), (9, 19182080), (10, 17263872), (12, 14386560), (15, 11509248), (16, 10789920), (18, 9591040), (20, 8631936), (24, 7193280), (30, 5754624), (32, 5394960), (36, 4795520), (40, 4315968), (45, 3836416), (48, 3596640), (59, 2926080), (60, 2877312), (64, 2697480), (72, 2397760), (80, 2157984), (90, 1918208), (96, 1798320), (118, 1463040), (120, 1438656), (127, 1359360), (128, 1348740), (144, 1198880), (160, 1078992), (177, 975360), (180, 959104), (192, 899160), (236, 731520), (240, 719328), (254, 679680), (256, 674370), (288, 599440), (295, 585216), (320, 539496), (354, 487680), (360, 479552), (381, 453120), (384, 449580), (472, 365760), (480, 359664), (508, 339840), (512, 337185), (531, 325120), (576, 299720), (590, 292608), (635, 271872), (640, 269748), (708, 243840), (720, 239776), (762, 226560), (768, 224790), (885, 195072), (944, 182880), (960, 179832), (1016, 169920), (1062, 162560), (1143, 151040), (1152, 149860), (1180, 146304), (1270, 135936), (1280, 134874), (1416, 121920), (1440, 119888), (1524, 113280), (1536, 112395), (1770, 97536), (1888, 91440), (1905, 90624), (1920, 89916), (2032, 84960), (2124, 81280), (2286, 75520), (2304, 74930), (2360, 73152), (2540, 67968), (2560, 67437), (2655, 65024), (2832, 60960), (2880, 59944), (3048, 56640), (3540, 48768), (3776, 45720), (3810, 45312), (3840, 44958), (4064, 42480), (4248, 40640), (4572, 37760), (4608, 37465), (4720, 36576), (5080, 33984), (5310, 32512), (5664, 30480), (5715, 30208), (5760, 29972), (6096, 28320), (7080, 24384), (7493, 23040), (7552, 22860), (7620, 22656), (7680, 22479), (8128, 21240), (8496, 20320), (9144, 18880), (9440, 18288), (10160, 16992), (10620, 16256), (11328, 15240), (11430, 15104), (11520, 14986), (12192, 14160)]