81354240

素因数分解:

$2^9\times 3^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{107}}^1$

素因数の和:150

約数の個数: 320

約数和(自身を含む): 318193920

約数和(自身を除く): 236839680

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 16, 18, 20, 22, 24, 27, 30, 32, 33, 36, 40, 44, 45, 48, 54, 55, 60, 64, 66, 72, 80, 88, 90, 96, 99, 107, 108, 110, 120, 128, 132, 135, 144, 160, 165, 176, 180, 192, 198, 214, 216, 220, 240, 256, 264, 270, 288, 297, 320, 321, 330, 352, 360, 384, 396, 428, 432, 440, 480, 495, 512, 528, 535, 540, 576, 594, 640, 642, 660, 704, 720, 768, 792, 856, 864, 880, 960, 963, 990, 1056, 1070, 1080, 1152, 1177, 1188, 1280, 1284, 1320, 1408, 1440, 1485, 1536, 1584, 1605, 1712, 1728, 1760, 1920, 1926, 1980, 2112, 2140, 2160, 2304, 2354, 2376, 2560, 2568, 2640, 2816, 2880, 2889, 2970, 3168, 3210, 3424, 3456, 3520, 3531, 3840, 3852, 3960, 4224, 4280, 4320, 4608, 4708, 4752, 4815, 5136, 5280, 5632, 5760, 5778, 5885, 5940, 6336, 6420, 6848, 6912, 7040, 7062, 7680, 7704, 7920, 8448, 8560, 8640, 9416, 9504, 9630, 10272, 10560, 10593, 11520, 11556, 11770, 11880, 12672, 12840, 13696, 13824, 14080, 14124, 14445, 15408, 15840, 16896, 17120, 17280, 17655, 18832, 19008, 19260, 20544, 21120, 21186, 23040, 23112, 23540, 23760, 25344, 25680, 27392, 28160, 28248, 28890, 30816, 31680, 31779, 34240, 34560, 35310, 37664, 38016, 38520, 41088, 42240, 42372, 46224, 47080, 47520, 50688, 51360, 52965, 54784, 56496, 57780, 61632, 63360, 63558, 68480, 69120, 70620, 75328, 76032, 77040, 82176, 84480, 84744, 92448, 94160, 95040, 102720, 105930, 112992, 115560, 123264, 126720, 127116, 136960, 141240, 150656, 152064, 154080, 158895, 164352, 169488, 184896, 188320, 190080, 205440, 211860, 225984, 231120, 246528, 253440, 254232, 273920, 282480, 301312, 308160, 317790, 338976, 369792, 376640, 380160, 410880, 423720, 451968, 462240, 493056, 508464, 564960, 602624, 616320, 635580, 677952, 739584, 753280, 760320, 821760, 847440, 903936, 924480, 1016928, 1129920, 1232640, 1271160, 1355904, 1479168, 1506560, 1694880, 1807872, 1848960, 2033856, 2259840, 2465280, 2542320, 2711808, 3013120, 3389760, 3697920, 4067712, 4519680, 5084640, 5423616, 6779520, 7395840, 8135424, 9039360, 10169280, 13559040, 16270848, 20338560, 27118080, 40677120, 81354240]

約数ペア:

[(1, 81354240), (2, 40677120), (3, 27118080), (4, 20338560), (5, 16270848), (6, 13559040), (8, 10169280), (9, 9039360), (10, 8135424), (11, 7395840), (12, 6779520), (15, 5423616), (16, 5084640), (18, 4519680), (20, 4067712), (22, 3697920), (24, 3389760), (27, 3013120), (30, 2711808), (32, 2542320), (33, 2465280), (36, 2259840), (40, 2033856), (44, 1848960), (45, 1807872), (48, 1694880), (54, 1506560), (55, 1479168), (60, 1355904), (64, 1271160), (66, 1232640), (72, 1129920), (80, 1016928), (88, 924480), (90, 903936), (96, 847440), (99, 821760), (107, 760320), (108, 753280), (110, 739584), (120, 677952), (128, 635580), (132, 616320), (135, 602624), (144, 564960), (160, 508464), (165, 493056), (176, 462240), (180, 451968), (192, 423720), (198, 410880), (214, 380160), (216, 376640), (220, 369792), (240, 338976), (256, 317790), (264, 308160), (270, 301312), (288, 282480), (297, 273920), (320, 254232), (321, 253440), (330, 246528), (352, 231120), (360, 225984), (384, 211860), (396, 205440), (428, 190080), (432, 188320), (440, 184896), (480, 169488), (495, 164352), (512, 158895), (528, 154080), (535, 152064), (540, 150656), (576, 141240), (594, 136960), (640, 127116), (642, 126720), (660, 123264), (704, 115560), (720, 112992), (768, 105930), (792, 102720), (856, 95040), (864, 94160), (880, 92448), (960, 84744), (963, 84480), (990, 82176), (1056, 77040), (1070, 76032), (1080, 75328), (1152, 70620), (1177, 69120), (1188, 68480), (1280, 63558), (1284, 63360), (1320, 61632), (1408, 57780), (1440, 56496), (1485, 54784), (1536, 52965), (1584, 51360), (1605, 50688), (1712, 47520), (1728, 47080), (1760, 46224), (1920, 42372), (1926, 42240), (1980, 41088), (2112, 38520), (2140, 38016), (2160, 37664), (2304, 35310), (2354, 34560), (2376, 34240), (2560, 31779), (2568, 31680), (2640, 30816), (2816, 28890), (2880, 28248), (2889, 28160), (2970, 27392), (3168, 25680), (3210, 25344), (3424, 23760), (3456, 23540), (3520, 23112), (3531, 23040), (3840, 21186), (3852, 21120), (3960, 20544), (4224, 19260), (4280, 19008), (4320, 18832), (4608, 17655), (4708, 17280), (4752, 17120), (4815, 16896), (5136, 15840), (5280, 15408), (5632, 14445), (5760, 14124), (5778, 14080), (5885, 13824), (5940, 13696), (6336, 12840), (6420, 12672), (6848, 11880), (6912, 11770), (7040, 11556), (7062, 11520), (7680, 10593), (7704, 10560), (7920, 10272), (8448, 9630), (8560, 9504), (8640, 9416)]