205307520

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{9721}}^1$

素因数の和:9754

約数の個数: 128

約数和(自身を含む): 713983680

約数和(自身を除く): 508676160

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 16, 20, 22, 24, 30, 32, 33, 40, 44, 48, 55, 60, 64, 66, 80, 88, 96, 110, 120, 128, 132, 160, 165, 176, 192, 220, 240, 264, 320, 330, 352, 384, 440, 480, 528, 640, 660, 704, 880, 960, 1056, 1320, 1408, 1760, 1920, 2112, 2640, 3520, 4224, 5280, 7040, 9721, 10560, 19442, 21120, 29163, 38884, 48605, 58326, 77768, 97210, 106931, 116652, 145815, 155536, 194420, 213862, 233304, 291630, 311072, 320793, 388840, 427724, 466608, 534655, 583260, 622144, 641586, 777680, 855448, 933216, 1069310, 1166520, 1244288, 1283172, 1555360, 1603965, 1710896, 1866432, 2138620, 2333040, 2566344, 3110720, 3207930, 3421792, 3732864, 4277240, 4666080, 5132688, 6221440, 6415860, 6843584, 8554480, 9332160, 10265376, 12831720, 13687168, 17108960, 18664320, 20530752, 25663440, 34217920, 41061504, 51326880, 68435840, 102653760, 205307520]

約数ペア:

[(1, 205307520), (2, 102653760), (3, 68435840), (4, 51326880), (5, 41061504), (6, 34217920), (8, 25663440), (10, 20530752), (11, 18664320), (12, 17108960), (15, 13687168), (16, 12831720), (20, 10265376), (22, 9332160), (24, 8554480), (30, 6843584), (32, 6415860), (33, 6221440), (40, 5132688), (44, 4666080), (48, 4277240), (55, 3732864), (60, 3421792), (64, 3207930), (66, 3110720), (80, 2566344), (88, 2333040), (96, 2138620), (110, 1866432), (120, 1710896), (128, 1603965), (132, 1555360), (160, 1283172), (165, 1244288), (176, 1166520), (192, 1069310), (220, 933216), (240, 855448), (264, 777680), (320, 641586), (330, 622144), (352, 583260), (384, 534655), (440, 466608), (480, 427724), (528, 388840), (640, 320793), (660, 311072), (704, 291630), (880, 233304), (960, 213862), (1056, 194420), (1320, 155536), (1408, 145815), (1760, 116652), (1920, 106931), (2112, 97210), (2640, 77768), (3520, 58326), (4224, 48605), (5280, 38884), (7040, 29163), (9721, 21120), (10560, 19442)]