156705920

素因数分解:

$2^7\times 5^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{263}}^1$

素因数の和:315

約数の個数: 192

約数和(自身を含む): 460468800

約数和(自身を除く): 303762880

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 19, 20, 28, 32, 35, 38, 40, 49, 56, 64, 70, 76, 80, 95, 98, 112, 128, 133, 140, 152, 160, 190, 196, 224, 245, 263, 266, 280, 304, 320, 380, 392, 448, 490, 526, 532, 560, 608, 640, 665, 760, 784, 896, 931, 980, 1052, 1064, 1120, 1216, 1315, 1330, 1520, 1568, 1841, 1862, 1960, 2104, 2128, 2240, 2432, 2630, 2660, 3040, 3136, 3682, 3724, 3920, 4208, 4256, 4480, 4655, 4997, 5260, 5320, 6080, 6272, 7364, 7448, 7840, 8416, 8512, 9205, 9310, 9994, 10520, 10640, 12160, 12887, 14728, 14896, 15680, 16832, 17024, 18410, 18620, 19988, 21040, 21280, 24985, 25774, 29456, 29792, 31360, 33664, 34979, 36820, 37240, 39976, 42080, 42560, 49970, 51548, 58912, 59584, 64435, 69958, 73640, 74480, 79952, 84160, 85120, 99940, 103096, 117824, 119168, 128870, 139916, 147280, 148960, 159904, 168320, 174895, 199880, 206192, 235648, 244853, 257740, 279832, 294560, 297920, 319808, 349790, 399760, 412384, 489706, 515480, 559664, 589120, 595840, 639616, 699580, 799520, 824768, 979412, 1030960, 1119328, 1178240, 1224265, 1399160, 1599040, 1649536, 1958824, 2061920, 2238656, 2448530, 2798320, 3198080, 3917648, 4123840, 4477312, 4897060, 5596640, 7835296, 8247680, 9794120, 11193280, 15670592, 19588240, 22386560, 31341184, 39176480, 78352960, 156705920]

約数ペア:

[(1, 156705920), (2, 78352960), (4, 39176480), (5, 31341184), (7, 22386560), (8, 19588240), (10, 15670592), (14, 11193280), (16, 9794120), (19, 8247680), (20, 7835296), (28, 5596640), (32, 4897060), (35, 4477312), (38, 4123840), (40, 3917648), (49, 3198080), (56, 2798320), (64, 2448530), (70, 2238656), (76, 2061920), (80, 1958824), (95, 1649536), (98, 1599040), (112, 1399160), (128, 1224265), (133, 1178240), (140, 1119328), (152, 1030960), (160, 979412), (190, 824768), (196, 799520), (224, 699580), (245, 639616), (263, 595840), (266, 589120), (280, 559664), (304, 515480), (320, 489706), (380, 412384), (392, 399760), (448, 349790), (490, 319808), (526, 297920), (532, 294560), (560, 279832), (608, 257740), (640, 244853), (665, 235648), (760, 206192), (784, 199880), (896, 174895), (931, 168320), (980, 159904), (1052, 148960), (1064, 147280), (1120, 139916), (1216, 128870), (1315, 119168), (1330, 117824), (1520, 103096), (1568, 99940), (1841, 85120), (1862, 84160), (1960, 79952), (2104, 74480), (2128, 73640), (2240, 69958), (2432, 64435), (2630, 59584), (2660, 58912), (3040, 51548), (3136, 49970), (3682, 42560), (3724, 42080), (3920, 39976), (4208, 37240), (4256, 36820), (4480, 34979), (4655, 33664), (4997, 31360), (5260, 29792), (5320, 29456), (6080, 25774), (6272, 24985), (7364, 21280), (7448, 21040), (7840, 19988), (8416, 18620), (8512, 18410), (9205, 17024), (9310, 16832), (9994, 15680), (10520, 14896), (10640, 14728), (12160, 12887)]