205302720

素因数分解:

$2^6\times 3^1\times 5^1\times 7^1\times {\mathrm{137}}^1\times {\mathrm{223}}^1$

素因数の和:387

約数の個数: 224

約数和(自身を含む): 753758208

約数和(自身を除く): 548455488

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 42, 48, 56, 60, 64, 70, 80, 84, 96, 105, 112, 120, 137, 140, 160, 168, 192, 210, 223, 224, 240, 274, 280, 320, 336, 411, 420, 446, 448, 480, 548, 560, 669, 672, 685, 822, 840, 892, 959, 960, 1096, 1115, 1120, 1338, 1344, 1370, 1561, 1644, 1680, 1784, 1918, 2055, 2192, 2230, 2240, 2676, 2740, 2877, 3122, 3288, 3345, 3360, 3568, 3836, 4110, 4384, 4460, 4683, 4795, 5352, 5480, 5754, 6244, 6576, 6690, 6720, 7136, 7672, 7805, 8220, 8768, 8920, 9366, 9590, 10704, 10960, 11508, 12488, 13152, 13380, 14272, 14385, 15344, 15610, 16440, 17840, 18732, 19180, 21408, 21920, 23016, 23415, 24976, 26304, 26760, 28770, 30551, 30688, 31220, 32880, 35680, 37464, 38360, 42816, 43840, 46032, 46830, 49952, 53520, 57540, 61102, 61376, 62440, 65760, 71360, 74928, 76720, 91653, 92064, 93660, 99904, 107040, 115080, 122204, 124880, 131520, 149856, 152755, 153440, 183306, 184128, 187320, 213857, 214080, 230160, 244408, 249760, 299712, 305510, 306880, 366612, 374640, 427714, 458265, 460320, 488816, 499520, 611020, 641571, 733224, 749280, 855428, 916530, 920640, 977632, 1069285, 1222040, 1283142, 1466448, 1498560, 1710856, 1833060, 1955264, 2138570, 2444080, 2566284, 2932896, 3207855, 3421712, 3666120, 4277140, 4888160, 5132568, 5865792, 6415710, 6843424, 7332240, 8554280, 9776320, 10265136, 12831420, 13686848, 14664480, 17108560, 20530272, 25662840, 29328960, 34217120, 41060544, 51325680, 68434240, 102651360, 205302720]

約数ペア:

[(1, 205302720), (2, 102651360), (3, 68434240), (4, 51325680), (5, 41060544), (6, 34217120), (7, 29328960), (8, 25662840), (10, 20530272), (12, 17108560), (14, 14664480), (15, 13686848), (16, 12831420), (20, 10265136), (21, 9776320), (24, 8554280), (28, 7332240), (30, 6843424), (32, 6415710), (35, 5865792), (40, 5132568), (42, 4888160), (48, 4277140), (56, 3666120), (60, 3421712), (64, 3207855), (70, 2932896), (80, 2566284), (84, 2444080), (96, 2138570), (105, 1955264), (112, 1833060), (120, 1710856), (137, 1498560), (140, 1466448), (160, 1283142), (168, 1222040), (192, 1069285), (210, 977632), (223, 920640), (224, 916530), (240, 855428), (274, 749280), (280, 733224), (320, 641571), (336, 611020), (411, 499520), (420, 488816), (446, 460320), (448, 458265), (480, 427714), (548, 374640), (560, 366612), (669, 306880), (672, 305510), (685, 299712), (822, 249760), (840, 244408), (892, 230160), (959, 214080), (960, 213857), (1096, 187320), (1115, 184128), (1120, 183306), (1338, 153440), (1344, 152755), (1370, 149856), (1561, 131520), (1644, 124880), (1680, 122204), (1784, 115080), (1918, 107040), (2055, 99904), (2192, 93660), (2230, 92064), (2240, 91653), (2676, 76720), (2740, 74928), (2877, 71360), (3122, 65760), (3288, 62440), (3345, 61376), (3360, 61102), (3568, 57540), (3836, 53520), (4110, 49952), (4384, 46830), (4460, 46032), (4683, 43840), (4795, 42816), (5352, 38360), (5480, 37464), (5754, 35680), (6244, 32880), (6576, 31220), (6690, 30688), (6720, 30551), (7136, 28770), (7672, 26760), (7805, 26304), (8220, 24976), (8768, 23415), (8920, 23016), (9366, 21920), (9590, 21408), (10704, 19180), (10960, 18732), (11508, 17840), (12488, 16440), (13152, 15610), (13380, 15344), (14272, 14385)]