128388645

素因数分解:

$3^4\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{179}}^1$

素因数の和:237

約数の個数: 160

約数和(自身を含む): 301086720

約数和(自身を除く): 172698075

約数列:

[1, 3, 5, 7, 9, 11, 15, 21, 23, 27, 33, 35, 45, 55, 63, 69, 77, 81, 99, 105, 115, 135, 161, 165, 179, 189, 207, 231, 253, 297, 315, 345, 385, 405, 483, 495, 537, 567, 621, 693, 759, 805, 891, 895, 945, 1035, 1155, 1253, 1265, 1449, 1485, 1611, 1771, 1863, 1969, 2079, 2277, 2415, 2685, 2835, 3105, 3465, 3759, 3795, 4117, 4347, 4455, 4833, 5313, 5907, 6237, 6265, 6831, 7245, 8055, 8855, 9315, 9845, 10395, 11277, 11385, 12351, 13041, 13783, 14499, 15939, 17721, 18795, 20493, 20585, 21735, 24165, 26565, 28819, 29535, 31185, 33831, 34155, 37053, 41349, 45287, 47817, 53163, 56385, 61755, 65205, 68915, 72495, 79695, 86457, 88605, 101493, 102465, 111159, 124047, 135861, 143451, 144095, 159489, 169155, 185265, 206745, 226435, 239085, 259371, 265815, 317009, 333477, 372141, 407583, 432285, 507465, 555795, 620235, 679305, 717255, 778113, 797445, 951027, 1116423, 1222749, 1296855, 1585045, 1667385, 1860705, 2037915, 2334339, 2853081, 3668247, 3890565, 4755135, 5582115, 6113745, 8559243, 11671695, 14265405, 18341235, 25677729, 42796215, 128388645]

約数ペア:

[(1, 128388645), (3, 42796215), (5, 25677729), (7, 18341235), (9, 14265405), (11, 11671695), (15, 8559243), (21, 6113745), (23, 5582115), (27, 4755135), (33, 3890565), (35, 3668247), (45, 2853081), (55, 2334339), (63, 2037915), (69, 1860705), (77, 1667385), (81, 1585045), (99, 1296855), (105, 1222749), (115, 1116423), (135, 951027), (161, 797445), (165, 778113), (179, 717255), (189, 679305), (207, 620235), (231, 555795), (253, 507465), (297, 432285), (315, 407583), (345, 372141), (385, 333477), (405, 317009), (483, 265815), (495, 259371), (537, 239085), (567, 226435), (621, 206745), (693, 185265), (759, 169155), (805, 159489), (891, 144095), (895, 143451), (945, 135861), (1035, 124047), (1155, 111159), (1253, 102465), (1265, 101493), (1449, 88605), (1485, 86457), (1611, 79695), (1771, 72495), (1863, 68915), (1969, 65205), (2079, 61755), (2277, 56385), (2415, 53163), (2685, 47817), (2835, 45287), (3105, 41349), (3465, 37053), (3759, 34155), (3795, 33831), (4117, 31185), (4347, 29535), (4455, 28819), (4833, 26565), (5313, 24165), (5907, 21735), (6237, 20585), (6265, 20493), (6831, 18795), (7245, 17721), (8055, 15939), (8855, 14499), (9315, 13783), (9845, 13041), (10395, 12351), (11277, 11385)]