272272

素因数分解:

$2^4\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1$

素因数の和:56

約数の個数: 80

約数和(自身を含む): 749952

約数和(自身を除く): 477680

約数列:

[1, 2, 4, 7, 8, 11, 13, 14, 16, 17, 22, 26, 28, 34, 44, 52, 56, 68, 77, 88, 91, 104, 112, 119, 136, 143, 154, 176, 182, 187, 208, 221, 238, 272, 286, 308, 364, 374, 442, 476, 572, 616, 728, 748, 884, 952, 1001, 1144, 1232, 1309, 1456, 1496, 1547, 1768, 1904, 2002, 2288, 2431, 2618, 2992, 3094, 3536, 4004, 4862, 5236, 6188, 8008, 9724, 10472, 12376, 16016, 17017, 19448, 20944, 24752, 34034, 38896, 68068, 136136, 272272]

約数ペア:

[(1, 272272), (2, 136136), (4, 68068), (7, 38896), (8, 34034), (11, 24752), (13, 20944), (14, 19448), (16, 17017), (17, 16016), (22, 12376), (26, 10472), (28, 9724), (34, 8008), (44, 6188), (52, 5236), (56, 4862), (68, 4004), (77, 3536), (88, 3094), (91, 2992), (104, 2618), (112, 2431), (119, 2288), (136, 2002), (143, 1904), (154, 1768), (176, 1547), (182, 1496), (187, 1456), (208, 1309), (221, 1232), (238, 1144), (272, 1001), (286, 952), (308, 884), (364, 748), (374, 728), (442, 616), (476, 572)]