31180272

素因数分解:

$2^4\times 3^1\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{463}}^1$

素因数の和:558

約数の個数: 80

約数和(自身を含む): 85613568

約数和(自身を除く): 54433296

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 23, 24, 46, 48, 61, 69, 92, 122, 138, 183, 184, 244, 276, 366, 368, 463, 488, 552, 732, 926, 976, 1104, 1389, 1403, 1464, 1852, 2778, 2806, 2928, 3704, 4209, 5556, 5612, 7408, 8418, 10649, 11112, 11224, 16836, 21298, 22224, 22448, 28243, 31947, 33672, 42596, 56486, 63894, 67344, 84729, 85192, 112972, 127788, 169458, 170384, 225944, 255576, 338916, 451888, 511152, 649589, 677832, 1299178, 1355664, 1948767, 2598356, 3897534, 5196712, 7795068, 10393424, 15590136, 31180272]

約数ペア:

[(1, 31180272), (2, 15590136), (3, 10393424), (4, 7795068), (6, 5196712), (8, 3897534), (12, 2598356), (16, 1948767), (23, 1355664), (24, 1299178), (46, 677832), (48, 649589), (61, 511152), (69, 451888), (92, 338916), (122, 255576), (138, 225944), (183, 170384), (184, 169458), (244, 127788), (276, 112972), (366, 85192), (368, 84729), (463, 67344), (488, 63894), (552, 56486), (732, 42596), (926, 33672), (976, 31947), (1104, 28243), (1389, 22448), (1403, 22224), (1464, 21298), (1852, 16836), (2778, 11224), (2806, 11112), (2928, 10649), (3704, 8418), (4209, 7408), (5556, 5612)]