90681768

素因数分解:

$2^3\times 3^7\times {\mathrm{71}}^1\times {\mathrm{73}}^1$

素因数の和:171

約数の個数: 128

約数和(自身を含む): 262137600

約数和(自身を除く): 171455832

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 54, 71, 72, 73, 81, 108, 142, 146, 162, 213, 216, 219, 243, 284, 292, 324, 426, 438, 486, 568, 584, 639, 648, 657, 729, 852, 876, 972, 1278, 1314, 1458, 1704, 1752, 1917, 1944, 1971, 2187, 2556, 2628, 2916, 3834, 3942, 4374, 5112, 5183, 5256, 5751, 5832, 5913, 7668, 7884, 8748, 10366, 11502, 11826, 15336, 15549, 15768, 17253, 17496, 17739, 20732, 23004, 23652, 31098, 34506, 35478, 41464, 46008, 46647, 47304, 51759, 53217, 62196, 69012, 70956, 93294, 103518, 106434, 124392, 138024, 139941, 141912, 155277, 159651, 186588, 207036, 212868, 279882, 310554, 319302, 373176, 414072, 419823, 425736, 559764, 621108, 638604, 839646, 1119528, 1242216, 1259469, 1277208, 1679292, 2518938, 3358584, 3778407, 5037876, 7556814, 10075752, 11335221, 15113628, 22670442, 30227256, 45340884, 90681768]

約数ペア:

[(1, 90681768), (2, 45340884), (3, 30227256), (4, 22670442), (6, 15113628), (8, 11335221), (9, 10075752), (12, 7556814), (18, 5037876), (24, 3778407), (27, 3358584), (36, 2518938), (54, 1679292), (71, 1277208), (72, 1259469), (73, 1242216), (81, 1119528), (108, 839646), (142, 638604), (146, 621108), (162, 559764), (213, 425736), (216, 419823), (219, 414072), (243, 373176), (284, 319302), (292, 310554), (324, 279882), (426, 212868), (438, 207036), (486, 186588), (568, 159651), (584, 155277), (639, 141912), (648, 139941), (657, 138024), (729, 124392), (852, 106434), (876, 103518), (972, 93294), (1278, 70956), (1314, 69012), (1458, 62196), (1704, 53217), (1752, 51759), (1917, 47304), (1944, 46647), (1971, 46008), (2187, 41464), (2556, 35478), (2628, 34506), (2916, 31098), (3834, 23652), (3942, 23004), (4374, 20732), (5112, 17739), (5183, 17496), (5256, 17253), (5751, 15768), (5832, 15549), (5913, 15336), (7668, 11826), (7884, 11502), (8748, 10366)]