278538336

素因数分解:

$2^5\times 3^2\times {\mathrm{17}}^1\times {\mathrm{56891}}^1$

素因数の和:56924

約数の個数: 72

約数和(自身を含む): 838701864

約数和(自身を除く): 560163528

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 17, 18, 24, 32, 34, 36, 48, 51, 68, 72, 96, 102, 136, 144, 153, 204, 272, 288, 306, 408, 544, 612, 816, 1224, 1632, 2448, 4896, 56891, 113782, 170673, 227564, 341346, 455128, 512019, 682692, 910256, 967147, 1024038, 1365384, 1820512, 1934294, 2048076, 2730768, 2901441, 3868588, 4096152, 5461536, 5802882, 7737176, 8192304, 8704323, 11605764, 15474352, 16384608, 17408646, 23211528, 30948704, 34817292, 46423056, 69634584, 92846112, 139269168, 278538336]

約数ペア:

[(1, 278538336), (2, 139269168), (3, 92846112), (4, 69634584), (6, 46423056), (8, 34817292), (9, 30948704), (12, 23211528), (16, 17408646), (17, 16384608), (18, 15474352), (24, 11605764), (32, 8704323), (34, 8192304), (36, 7737176), (48, 5802882), (51, 5461536), (68, 4096152), (72, 3868588), (96, 2901441), (102, 2730768), (136, 2048076), (144, 1934294), (153, 1820512), (204, 1365384), (272, 1024038), (288, 967147), (306, 910256), (408, 682692), (544, 512019), (612, 455128), (816, 341346), (1224, 227564), (1632, 170673), (2448, 113782), (4896, 56891)]