77880708

素因数分解:

$2^2\times 3^2\times {\mathrm{37}}^1\times {\mathrm{59}}^1\times {\mathrm{991}}^1$

素因数の和:1097

約数の個数: 72

約数和(自身を含む): 205820160

約数和(自身を除く): 127939452

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 37, 59, 74, 111, 118, 148, 177, 222, 236, 333, 354, 444, 531, 666, 708, 991, 1062, 1332, 1982, 2124, 2183, 2973, 3964, 4366, 5946, 6549, 8732, 8919, 11892, 13098, 17838, 19647, 26196, 35676, 36667, 39294, 58469, 73334, 78588, 110001, 116938, 146668, 175407, 220002, 233876, 330003, 350814, 440004, 526221, 660006, 701628, 1052442, 1320012, 2104884, 2163353, 4326706, 6490059, 8653412, 12980118, 19470177, 25960236, 38940354, 77880708]

約数ペア:

[(1, 77880708), (2, 38940354), (3, 25960236), (4, 19470177), (6, 12980118), (9, 8653412), (12, 6490059), (18, 4326706), (36, 2163353), (37, 2104884), (59, 1320012), (74, 1052442), (111, 701628), (118, 660006), (148, 526221), (177, 440004), (222, 350814), (236, 330003), (333, 233876), (354, 220002), (444, 175407), (531, 146668), (666, 116938), (708, 110001), (991, 78588), (1062, 73334), (1332, 58469), (1982, 39294), (2124, 36667), (2183, 35676), (2973, 26196), (3964, 19647), (4366, 17838), (5946, 13098), (6549, 11892), (8732, 8919)]