39459780

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{257}}^1\times {\mathrm{853}}^1$

素因数の和:1125

約数の個数: 72

約数和(自身を含む): 120301272

約数和(自身を除く): 80841492

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 257, 514, 771, 853, 1028, 1285, 1542, 1706, 2313, 2559, 2570, 3084, 3412, 3855, 4265, 4626, 5118, 5140, 7677, 7710, 8530, 9252, 10236, 11565, 12795, 15354, 15420, 17060, 23130, 25590, 30708, 38385, 46260, 51180, 76770, 153540, 219221, 438442, 657663, 876884, 1096105, 1315326, 1972989, 2192210, 2630652, 3288315, 3945978, 4384420, 6576630, 7891956, 9864945, 13153260, 19729890, 39459780]

約数ペア:

[(1, 39459780), (2, 19729890), (3, 13153260), (4, 9864945), (5, 7891956), (6, 6576630), (9, 4384420), (10, 3945978), (12, 3288315), (15, 2630652), (18, 2192210), (20, 1972989), (30, 1315326), (36, 1096105), (45, 876884), (60, 657663), (90, 438442), (180, 219221), (257, 153540), (514, 76770), (771, 51180), (853, 46260), (1028, 38385), (1285, 30708), (1542, 25590), (1706, 23130), (2313, 17060), (2559, 15420), (2570, 15354), (3084, 12795), (3412, 11565), (3855, 10236), (4265, 9252), (4626, 8530), (5118, 7710), (5140, 7677)]