51533640

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{257}}^1\times {\mathrm{557}}^1$

素因数の和:831

約数の個数: 96

約数和(自身を含む): 168437880

約数和(自身を除く): 116904240

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 180, 257, 360, 514, 557, 771, 1028, 1114, 1285, 1542, 1671, 2056, 2228, 2313, 2570, 2785, 3084, 3342, 3855, 4456, 4626, 5013, 5140, 5570, 6168, 6684, 7710, 8355, 9252, 10026, 10280, 11140, 11565, 13368, 15420, 16710, 18504, 20052, 22280, 23130, 25065, 30840, 33420, 40104, 46260, 50130, 66840, 92520, 100260, 143149, 200520, 286298, 429447, 572596, 715745, 858894, 1145192, 1288341, 1431490, 1717788, 2147235, 2576682, 2862980, 3435576, 4294470, 5153364, 5725960, 6441705, 8588940, 10306728, 12883410, 17177880, 25766820, 51533640]

約数ペア:

[(1, 51533640), (2, 25766820), (3, 17177880), (4, 12883410), (5, 10306728), (6, 8588940), (8, 6441705), (9, 5725960), (10, 5153364), (12, 4294470), (15, 3435576), (18, 2862980), (20, 2576682), (24, 2147235), (30, 1717788), (36, 1431490), (40, 1288341), (45, 1145192), (60, 858894), (72, 715745), (90, 572596), (120, 429447), (180, 286298), (257, 200520), (360, 143149), (514, 100260), (557, 92520), (771, 66840), (1028, 50130), (1114, 46260), (1285, 40104), (1542, 33420), (1671, 30840), (2056, 25065), (2228, 23130), (2313, 22280), (2570, 20052), (2785, 18504), (3084, 16710), (3342, 15420), (3855, 13368), (4456, 11565), (4626, 11140), (5013, 10280), (5140, 10026), (5570, 9252), (6168, 8355), (6684, 7710)]