204686720

素因数分解:

$2^7\times 5^1\times 7^2\times {\mathrm{61}}^1\times {\mathrm{107}}^1$

素因数の和:201

約数の個数: 192

約数和(自身を含む): 583958160

約数和(自身を除く): 379271440

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 49, 56, 61, 64, 70, 80, 98, 107, 112, 122, 128, 140, 160, 196, 214, 224, 244, 245, 280, 305, 320, 392, 427, 428, 448, 488, 490, 535, 560, 610, 640, 749, 784, 854, 856, 896, 976, 980, 1070, 1120, 1220, 1498, 1568, 1708, 1712, 1952, 1960, 2135, 2140, 2240, 2440, 2989, 2996, 3136, 3416, 3424, 3745, 3904, 3920, 4270, 4280, 4480, 4880, 5243, 5978, 5992, 6272, 6527, 6832, 6848, 7490, 7808, 7840, 8540, 8560, 9760, 10486, 11956, 11984, 13054, 13664, 13696, 14945, 14980, 15680, 17080, 17120, 19520, 20972, 23912, 23968, 26108, 26215, 27328, 29890, 29960, 31360, 32635, 34160, 34240, 39040, 41944, 45689, 47824, 47936, 52216, 52430, 54656, 59780, 59920, 65270, 68320, 68480, 83888, 91378, 95648, 95872, 104432, 104860, 119560, 119840, 130540, 136640, 167776, 182756, 191296, 208864, 209720, 228445, 239120, 239680, 261080, 273280, 319823, 335552, 365512, 382592, 417728, 419440, 456890, 478240, 479360, 522160, 639646, 671104, 731024, 835456, 838880, 913780, 956480, 1044320, 1279292, 1462048, 1599115, 1677760, 1827560, 1912960, 2088640, 2558584, 2924096, 3198230, 3355520, 3655120, 4177280, 5117168, 5848192, 6396460, 7310240, 10234336, 12792920, 14620480, 20468672, 25585840, 29240960, 40937344, 51171680, 102343360, 204686720]

約数ペア:

[(1, 204686720), (2, 102343360), (4, 51171680), (5, 40937344), (7, 29240960), (8, 25585840), (10, 20468672), (14, 14620480), (16, 12792920), (20, 10234336), (28, 7310240), (32, 6396460), (35, 5848192), (40, 5117168), (49, 4177280), (56, 3655120), (61, 3355520), (64, 3198230), (70, 2924096), (80, 2558584), (98, 2088640), (107, 1912960), (112, 1827560), (122, 1677760), (128, 1599115), (140, 1462048), (160, 1279292), (196, 1044320), (214, 956480), (224, 913780), (244, 838880), (245, 835456), (280, 731024), (305, 671104), (320, 639646), (392, 522160), (427, 479360), (428, 478240), (448, 456890), (488, 419440), (490, 417728), (535, 382592), (560, 365512), (610, 335552), (640, 319823), (749, 273280), (784, 261080), (854, 239680), (856, 239120), (896, 228445), (976, 209720), (980, 208864), (1070, 191296), (1120, 182756), (1220, 167776), (1498, 136640), (1568, 130540), (1708, 119840), (1712, 119560), (1952, 104860), (1960, 104432), (2135, 95872), (2140, 95648), (2240, 91378), (2440, 83888), (2989, 68480), (2996, 68320), (3136, 65270), (3416, 59920), (3424, 59780), (3745, 54656), (3904, 52430), (3920, 52216), (4270, 47936), (4280, 47824), (4480, 45689), (4880, 41944), (5243, 39040), (5978, 34240), (5992, 34160), (6272, 32635), (6527, 31360), (6832, 29960), (6848, 29890), (7490, 27328), (7808, 26215), (7840, 26108), (8540, 23968), (8560, 23912), (9760, 20972), (10486, 19520), (11956, 17120), (11984, 17080), (13054, 15680), (13664, 14980), (13696, 14945)]