128507832

素因数分解:

$2^3\times 3^2\times {\mathrm{199}}^1\times {\mathrm{8969}}^1$

素因数の和:9180

約数の個数: 48

約数和(自身を含む): 349830000

約数和(自身を除く): 221322168

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 199, 398, 597, 796, 1194, 1592, 1791, 2388, 3582, 4776, 7164, 8969, 14328, 17938, 26907, 35876, 53814, 71752, 80721, 107628, 161442, 215256, 322884, 645768, 1784831, 3569662, 5354493, 7139324, 10708986, 14278648, 16063479, 21417972, 32126958, 42835944, 64253916, 128507832]

約数ペア:

[(1, 128507832), (2, 64253916), (3, 42835944), (4, 32126958), (6, 21417972), (8, 16063479), (9, 14278648), (12, 10708986), (18, 7139324), (24, 5354493), (36, 3569662), (72, 1784831), (199, 645768), (398, 322884), (597, 215256), (796, 161442), (1194, 107628), (1592, 80721), (1791, 71752), (2388, 53814), (3582, 35876), (4776, 26907), (7164, 17938), (8969, 14328)]