287495488

素因数分解:

$2^6\times 7^1\times {\mathrm{31}}^1\times {\mathrm{127}}^1\times {\mathrm{163}}^1$

素因数の和:340

約数の個数: 112

約数和(自身を含む): 682491904

約数和(自身を除く): 394996416

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 31, 32, 56, 62, 64, 112, 124, 127, 163, 217, 224, 248, 254, 326, 434, 448, 496, 508, 652, 868, 889, 992, 1016, 1141, 1304, 1736, 1778, 1984, 2032, 2282, 2608, 3472, 3556, 3937, 4064, 4564, 5053, 5216, 6944, 7112, 7874, 8128, 9128, 10106, 10432, 13888, 14224, 15748, 18256, 20212, 20701, 27559, 28448, 31496, 35371, 36512, 40424, 41402, 55118, 56896, 62992, 70742, 73024, 80848, 82804, 110236, 125984, 141484, 144907, 161696, 165608, 220472, 251968, 282968, 289814, 323392, 331216, 440944, 565936, 579628, 641731, 662432, 881888, 1131872, 1159256, 1283462, 1324864, 1763776, 2263744, 2318512, 2566924, 4492117, 4637024, 5133848, 8984234, 9274048, 10267696, 17968468, 20535392, 35936936, 41070784, 71873872, 143747744, 287495488]

約数ペア:

[(1, 287495488), (2, 143747744), (4, 71873872), (7, 41070784), (8, 35936936), (14, 20535392), (16, 17968468), (28, 10267696), (31, 9274048), (32, 8984234), (56, 5133848), (62, 4637024), (64, 4492117), (112, 2566924), (124, 2318512), (127, 2263744), (163, 1763776), (217, 1324864), (224, 1283462), (248, 1159256), (254, 1131872), (326, 881888), (434, 662432), (448, 641731), (496, 579628), (508, 565936), (652, 440944), (868, 331216), (889, 323392), (992, 289814), (1016, 282968), (1141, 251968), (1304, 220472), (1736, 165608), (1778, 161696), (1984, 144907), (2032, 141484), (2282, 125984), (2608, 110236), (3472, 82804), (3556, 80848), (3937, 73024), (4064, 70742), (4564, 62992), (5053, 56896), (5216, 55118), (6944, 41402), (7112, 40424), (7874, 36512), (8128, 35371), (9128, 31496), (10106, 28448), (10432, 27559), (13888, 20701), (14224, 20212), (15748, 18256)]