320456424

素因数分解:

$2^3\times 3^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{307}}^1$

素因数の和:431

約数の個数: 128

約数和(自身を含む): 879943680

約数和(自身を除く): 559487256

約数列:

[1, 2, 3, 4, 6, 8, 12, 23, 24, 31, 46, 61, 62, 69, 92, 93, 122, 124, 138, 183, 184, 186, 244, 248, 276, 307, 366, 372, 488, 552, 614, 713, 732, 744, 921, 1228, 1403, 1426, 1464, 1842, 1891, 2139, 2456, 2806, 2852, 3684, 3782, 4209, 4278, 5612, 5673, 5704, 7061, 7368, 7564, 8418, 8556, 9517, 11224, 11346, 14122, 15128, 16836, 17112, 18727, 19034, 21183, 22692, 28244, 28551, 33672, 37454, 38068, 42366, 43493, 45384, 56181, 56488, 57102, 74908, 76136, 84732, 86986, 112362, 114204, 130479, 149816, 169464, 173972, 218891, 224724, 228408, 260958, 347944, 430721, 437782, 449448, 521916, 580537, 656673, 861442, 875564, 1043832, 1161074, 1292163, 1313346, 1722884, 1741611, 1751128, 2322148, 2584326, 2626692, 3445768, 3483222, 4644296, 5168652, 5253384, 6966444, 10337304, 13352351, 13932888, 26704702, 40057053, 53409404, 80114106, 106818808, 160228212, 320456424]

約数ペア:

[(1, 320456424), (2, 160228212), (3, 106818808), (4, 80114106), (6, 53409404), (8, 40057053), (12, 26704702), (23, 13932888), (24, 13352351), (31, 10337304), (46, 6966444), (61, 5253384), (62, 5168652), (69, 4644296), (92, 3483222), (93, 3445768), (122, 2626692), (124, 2584326), (138, 2322148), (183, 1751128), (184, 1741611), (186, 1722884), (244, 1313346), (248, 1292163), (276, 1161074), (307, 1043832), (366, 875564), (372, 861442), (488, 656673), (552, 580537), (614, 521916), (713, 449448), (732, 437782), (744, 430721), (921, 347944), (1228, 260958), (1403, 228408), (1426, 224724), (1464, 218891), (1842, 173972), (1891, 169464), (2139, 149816), (2456, 130479), (2806, 114204), (2852, 112362), (3684, 86986), (3782, 84732), (4209, 76136), (4278, 74908), (5612, 57102), (5673, 56488), (5704, 56181), (7061, 45384), (7368, 43493), (7564, 42366), (8418, 38068), (8556, 37454), (9517, 33672), (11224, 28551), (11346, 28244), (14122, 22692), (15128, 21183), (16836, 19034), (17112, 18727)]