84080480

素因数分解:

$2^5\times 5^1\times {\mathrm{11}}^2\times {\mathrm{43}}^1\times {\mathrm{101}}^1$

素因数の和:181

約数の個数: 144

約数和(自身を含む): 225629712

約数和(自身を除く): 141549232

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 43, 44, 55, 80, 86, 88, 101, 110, 121, 160, 172, 176, 202, 215, 220, 242, 344, 352, 404, 430, 440, 473, 484, 505, 605, 688, 808, 860, 880, 946, 968, 1010, 1111, 1210, 1376, 1616, 1720, 1760, 1892, 1936, 2020, 2222, 2365, 2420, 3232, 3440, 3784, 3872, 4040, 4343, 4444, 4730, 4840, 5203, 5555, 6880, 7568, 8080, 8686, 8888, 9460, 9680, 10406, 11110, 12221, 15136, 16160, 17372, 17776, 18920, 19360, 20812, 21715, 22220, 24442, 26015, 34744, 35552, 37840, 41624, 43430, 44440, 47773, 48884, 52030, 61105, 69488, 75680, 83248, 86860, 88880, 95546, 97768, 104060, 122210, 138976, 166496, 173720, 177760, 191092, 195536, 208120, 238865, 244420, 347440, 382184, 391072, 416240, 477730, 488840, 525503, 694880, 764368, 832480, 955460, 977680, 1051006, 1528736, 1910920, 1955360, 2102012, 2627515, 3821840, 4204024, 5255030, 7643680, 8408048, 10510060, 16816096, 21020120, 42040240, 84080480]

約数ペア:

[(1, 84080480), (2, 42040240), (4, 21020120), (5, 16816096), (8, 10510060), (10, 8408048), (11, 7643680), (16, 5255030), (20, 4204024), (22, 3821840), (32, 2627515), (40, 2102012), (43, 1955360), (44, 1910920), (55, 1528736), (80, 1051006), (86, 977680), (88, 955460), (101, 832480), (110, 764368), (121, 694880), (160, 525503), (172, 488840), (176, 477730), (202, 416240), (215, 391072), (220, 382184), (242, 347440), (344, 244420), (352, 238865), (404, 208120), (430, 195536), (440, 191092), (473, 177760), (484, 173720), (505, 166496), (605, 138976), (688, 122210), (808, 104060), (860, 97768), (880, 95546), (946, 88880), (968, 86860), (1010, 83248), (1111, 75680), (1210, 69488), (1376, 61105), (1616, 52030), (1720, 48884), (1760, 47773), (1892, 44440), (1936, 43430), (2020, 41624), (2222, 37840), (2365, 35552), (2420, 34744), (3232, 26015), (3440, 24442), (3784, 22220), (3872, 21715), (4040, 20812), (4343, 19360), (4444, 18920), (4730, 17776), (4840, 17372), (5203, 16160), (5555, 15136), (6880, 12221), (7568, 11110), (8080, 10406), (8686, 9680), (8888, 9460)]