12810240

素因数分解:

$2^{11}\times 3^2\times 5^1\times {\mathrm{139}}^1$

素因数の和:172

約数の個数: 144

約数和(自身を含む): 44717400

約数和(自身を除く): 31907160

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 64, 72, 80, 90, 96, 120, 128, 139, 144, 160, 180, 192, 240, 256, 278, 288, 320, 360, 384, 417, 480, 512, 556, 576, 640, 695, 720, 768, 834, 960, 1024, 1112, 1152, 1251, 1280, 1390, 1440, 1536, 1668, 1920, 2048, 2085, 2224, 2304, 2502, 2560, 2780, 2880, 3072, 3336, 3840, 4170, 4448, 4608, 5004, 5120, 5560, 5760, 6144, 6255, 6672, 7680, 8340, 8896, 9216, 10008, 10240, 11120, 11520, 12510, 13344, 15360, 16680, 17792, 18432, 20016, 22240, 23040, 25020, 26688, 30720, 33360, 35584, 40032, 44480, 46080, 50040, 53376, 66720, 71168, 80064, 88960, 92160, 100080, 106752, 133440, 142336, 160128, 177920, 200160, 213504, 266880, 284672, 320256, 355840, 400320, 427008, 533760, 640512, 711680, 800640, 854016, 1067520, 1281024, 1423360, 1601280, 2135040, 2562048, 3202560, 4270080, 6405120, 12810240]

約数ペア:

[(1, 12810240), (2, 6405120), (3, 4270080), (4, 3202560), (5, 2562048), (6, 2135040), (8, 1601280), (9, 1423360), (10, 1281024), (12, 1067520), (15, 854016), (16, 800640), (18, 711680), (20, 640512), (24, 533760), (30, 427008), (32, 400320), (36, 355840), (40, 320256), (45, 284672), (48, 266880), (60, 213504), (64, 200160), (72, 177920), (80, 160128), (90, 142336), (96, 133440), (120, 106752), (128, 100080), (139, 92160), (144, 88960), (160, 80064), (180, 71168), (192, 66720), (240, 53376), (256, 50040), (278, 46080), (288, 44480), (320, 40032), (360, 35584), (384, 33360), (417, 30720), (480, 26688), (512, 25020), (556, 23040), (576, 22240), (640, 20016), (695, 18432), (720, 17792), (768, 16680), (834, 15360), (960, 13344), (1024, 12510), (1112, 11520), (1152, 11120), (1251, 10240), (1280, 10008), (1390, 9216), (1440, 8896), (1536, 8340), (1668, 7680), (1920, 6672), (2048, 6255), (2085, 6144), (2224, 5760), (2304, 5560), (2502, 5120), (2560, 5004), (2780, 4608), (2880, 4448), (3072, 4170), (3336, 3840)]