270889136

素因数分解:

$2^4\times 7^1\times {\mathrm{37}}^1\times {\mathrm{131}}^1\times {\mathrm{499}}^1$

素因数の和:682

約数の個数: 80

約数和(自身を含む): 621984000

約数和(自身を除く): 351094864

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 37, 56, 74, 112, 131, 148, 259, 262, 296, 499, 518, 524, 592, 917, 998, 1036, 1048, 1834, 1996, 2072, 2096, 3493, 3668, 3992, 4144, 4847, 6986, 7336, 7984, 9694, 13972, 14672, 18463, 19388, 27944, 33929, 36926, 38776, 55888, 65369, 67858, 73852, 77552, 129241, 130738, 135716, 147704, 258482, 261476, 271432, 295408, 457583, 516964, 522952, 542864, 915166, 1033928, 1045904, 1830332, 2067856, 2418653, 3660664, 4837306, 7321328, 9674612, 16930571, 19349224, 33861142, 38698448, 67722284, 135444568, 270889136]

約数ペア:

[(1, 270889136), (2, 135444568), (4, 67722284), (7, 38698448), (8, 33861142), (14, 19349224), (16, 16930571), (28, 9674612), (37, 7321328), (56, 4837306), (74, 3660664), (112, 2418653), (131, 2067856), (148, 1830332), (259, 1045904), (262, 1033928), (296, 915166), (499, 542864), (518, 522952), (524, 516964), (592, 457583), (917, 295408), (998, 271432), (1036, 261476), (1048, 258482), (1834, 147704), (1996, 135716), (2072, 130738), (2096, 129241), (3493, 77552), (3668, 73852), (3992, 67858), (4144, 65369), (4847, 55888), (6986, 38776), (7336, 36926), (7984, 33929), (9694, 27944), (13972, 19388), (14672, 18463)]