131304960

素因数分解:

$2^9\times 3^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{139}}^1$

素因数の和:209

約数の個数: 240

約数和(自身を含む): 469188720

約数和(自身を除く): 337883760

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 41, 45, 48, 60, 64, 72, 80, 82, 90, 96, 120, 123, 128, 139, 144, 160, 164, 180, 192, 205, 240, 246, 256, 278, 288, 320, 328, 360, 369, 384, 410, 417, 480, 492, 512, 556, 576, 615, 640, 656, 695, 720, 738, 768, 820, 834, 960, 984, 1112, 1152, 1230, 1251, 1280, 1312, 1390, 1440, 1476, 1536, 1640, 1668, 1845, 1920, 1968, 2085, 2224, 2304, 2460, 2502, 2560, 2624, 2780, 2880, 2952, 3280, 3336, 3690, 3840, 3936, 4170, 4448, 4608, 4920, 5004, 5248, 5560, 5699, 5760, 5904, 6255, 6560, 6672, 7380, 7680, 7872, 8340, 8896, 9840, 10008, 10496, 11120, 11398, 11520, 11808, 12510, 13120, 13344, 14760, 15744, 16680, 17097, 17792, 19680, 20016, 20992, 22240, 22796, 23040, 23616, 25020, 26240, 26688, 28495, 29520, 31488, 33360, 34194, 35584, 39360, 40032, 44480, 45592, 47232, 50040, 51291, 52480, 53376, 56990, 59040, 62976, 66720, 68388, 71168, 78720, 80064, 85485, 88960, 91184, 94464, 100080, 102582, 104960, 106752, 113980, 118080, 133440, 136776, 157440, 160128, 170970, 177920, 182368, 188928, 200160, 205164, 213504, 227960, 236160, 256455, 266880, 273552, 314880, 320256, 341940, 355840, 364736, 400320, 410328, 455920, 472320, 512910, 533760, 547104, 640512, 683880, 729472, 800640, 820656, 911840, 944640, 1025820, 1067520, 1094208, 1367760, 1458944, 1601280, 1641312, 1823680, 2051640, 2188416, 2735520, 2917888, 3202560, 3282624, 3647360, 4103280, 4376832, 5471040, 6565248, 7294720, 8206560, 8753664, 10942080, 13130496, 14589440, 16413120, 21884160, 26260992, 32826240, 43768320, 65652480, 131304960]

約数ペア:

[(1, 131304960), (2, 65652480), (3, 43768320), (4, 32826240), (5, 26260992), (6, 21884160), (8, 16413120), (9, 14589440), (10, 13130496), (12, 10942080), (15, 8753664), (16, 8206560), (18, 7294720), (20, 6565248), (24, 5471040), (30, 4376832), (32, 4103280), (36, 3647360), (40, 3282624), (41, 3202560), (45, 2917888), (48, 2735520), (60, 2188416), (64, 2051640), (72, 1823680), (80, 1641312), (82, 1601280), (90, 1458944), (96, 1367760), (120, 1094208), (123, 1067520), (128, 1025820), (139, 944640), (144, 911840), (160, 820656), (164, 800640), (180, 729472), (192, 683880), (205, 640512), (240, 547104), (246, 533760), (256, 512910), (278, 472320), (288, 455920), (320, 410328), (328, 400320), (360, 364736), (369, 355840), (384, 341940), (410, 320256), (417, 314880), (480, 273552), (492, 266880), (512, 256455), (556, 236160), (576, 227960), (615, 213504), (640, 205164), (656, 200160), (695, 188928), (720, 182368), (738, 177920), (768, 170970), (820, 160128), (834, 157440), (960, 136776), (984, 133440), (1112, 118080), (1152, 113980), (1230, 106752), (1251, 104960), (1280, 102582), (1312, 100080), (1390, 94464), (1440, 91184), (1476, 88960), (1536, 85485), (1640, 80064), (1668, 78720), (1845, 71168), (1920, 68388), (1968, 66720), (2085, 62976), (2224, 59040), (2304, 56990), (2460, 53376), (2502, 52480), (2560, 51291), (2624, 50040), (2780, 47232), (2880, 45592), (2952, 44480), (3280, 40032), (3336, 39360), (3690, 35584), (3840, 34194), (3936, 33360), (4170, 31488), (4448, 29520), (4608, 28495), (4920, 26688), (5004, 26240), (5248, 25020), (5560, 23616), (5699, 23040), (5760, 22796), (5904, 22240), (6255, 20992), (6560, 20016), (6672, 19680), (7380, 17792), (7680, 17097), (7872, 16680), (8340, 15744), (8896, 14760), (9840, 13344), (10008, 13120), (10496, 12510), (11120, 11808), (11398, 11520)]