28056528

素因数分解:

$2^4\times 3^2\times {\mathrm{17}}^1\times {\mathrm{73}}^1\times {\mathrm{157}}^1$

素因数の和:261

約数の個数: 120

約数和(自身を含む): 84813768

約数和(自身を除く): 56757240

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 17, 18, 24, 34, 36, 48, 51, 68, 72, 73, 102, 136, 144, 146, 153, 157, 204, 219, 272, 292, 306, 314, 408, 438, 471, 584, 612, 628, 657, 816, 876, 942, 1168, 1224, 1241, 1256, 1314, 1413, 1752, 1884, 2448, 2482, 2512, 2628, 2669, 2826, 3504, 3723, 3768, 4964, 5256, 5338, 5652, 7446, 7536, 8007, 9928, 10512, 10676, 11169, 11304, 11461, 14892, 16014, 19856, 21352, 22338, 22608, 22922, 24021, 29784, 32028, 34383, 42704, 44676, 45844, 48042, 59568, 64056, 68766, 89352, 91688, 96084, 103149, 128112, 137532, 178704, 183376, 192168, 194837, 206298, 275064, 384336, 389674, 412596, 550128, 584511, 779348, 825192, 1169022, 1558696, 1650384, 1753533, 2338044, 3117392, 3507066, 4676088, 7014132, 9352176, 14028264, 28056528]

約数ペア:

[(1, 28056528), (2, 14028264), (3, 9352176), (4, 7014132), (6, 4676088), (8, 3507066), (9, 3117392), (12, 2338044), (16, 1753533), (17, 1650384), (18, 1558696), (24, 1169022), (34, 825192), (36, 779348), (48, 584511), (51, 550128), (68, 412596), (72, 389674), (73, 384336), (102, 275064), (136, 206298), (144, 194837), (146, 192168), (153, 183376), (157, 178704), (204, 137532), (219, 128112), (272, 103149), (292, 96084), (306, 91688), (314, 89352), (408, 68766), (438, 64056), (471, 59568), (584, 48042), (612, 45844), (628, 44676), (657, 42704), (816, 34383), (876, 32028), (942, 29784), (1168, 24021), (1224, 22922), (1241, 22608), (1256, 22338), (1314, 21352), (1413, 19856), (1752, 16014), (1884, 14892), (2448, 11461), (2482, 11304), (2512, 11169), (2628, 10676), (2669, 10512), (2826, 9928), (3504, 8007), (3723, 7536), (3768, 7446), (4964, 5652), (5256, 5338)]