81463872

素因数分解:

$2^6\times 3^1\times 7^3\times {\mathrm{1237}}^1$

素因数の和:1273

約数の個数: 112

約数和(自身を含む): 251561600

約数和(自身を除く): 170097728

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 32, 42, 48, 49, 56, 64, 84, 96, 98, 112, 147, 168, 192, 196, 224, 294, 336, 343, 392, 448, 588, 672, 686, 784, 1029, 1176, 1237, 1344, 1372, 1568, 2058, 2352, 2474, 2744, 3136, 3711, 4116, 4704, 4948, 5488, 7422, 8232, 8659, 9408, 9896, 10976, 14844, 16464, 17318, 19792, 21952, 25977, 29688, 32928, 34636, 39584, 51954, 59376, 60613, 65856, 69272, 79168, 103908, 118752, 121226, 138544, 181839, 207816, 237504, 242452, 277088, 363678, 415632, 424291, 484904, 554176, 727356, 831264, 848582, 969808, 1272873, 1454712, 1662528, 1697164, 1939616, 2545746, 2909424, 3394328, 3879232, 5091492, 5818848, 6788656, 10182984, 11637696, 13577312, 20365968, 27154624, 40731936, 81463872]

約数ペア:

[(1, 81463872), (2, 40731936), (3, 27154624), (4, 20365968), (6, 13577312), (7, 11637696), (8, 10182984), (12, 6788656), (14, 5818848), (16, 5091492), (21, 3879232), (24, 3394328), (28, 2909424), (32, 2545746), (42, 1939616), (48, 1697164), (49, 1662528), (56, 1454712), (64, 1272873), (84, 969808), (96, 848582), (98, 831264), (112, 727356), (147, 554176), (168, 484904), (192, 424291), (196, 415632), (224, 363678), (294, 277088), (336, 242452), (343, 237504), (392, 207816), (448, 181839), (588, 138544), (672, 121226), (686, 118752), (784, 103908), (1029, 79168), (1176, 69272), (1237, 65856), (1344, 60613), (1372, 59376), (1568, 51954), (2058, 39584), (2352, 34636), (2474, 32928), (2744, 29688), (3136, 25977), (3711, 21952), (4116, 19792), (4704, 17318), (4948, 16464), (5488, 14844), (7422, 10976), (8232, 9896), (8659, 9408)]