277139968

素因数分解:

$2^9\times 7^1\times {\mathrm{53}}^1\times {\mathrm{1459}}^1$

素因数の和:1537

約数の個数: 80

約数和(自身を含む): 645226560

約数和(自身を除く): 368086592

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 53, 56, 64, 106, 112, 128, 212, 224, 256, 371, 424, 448, 512, 742, 848, 896, 1459, 1484, 1696, 1792, 2918, 2968, 3392, 3584, 5836, 5936, 6784, 10213, 11672, 11872, 13568, 20426, 23344, 23744, 27136, 40852, 46688, 47488, 77327, 81704, 93376, 94976, 154654, 163408, 186752, 189952, 309308, 326816, 373504, 541289, 618616, 653632, 747008, 1082578, 1237232, 1307264, 2165156, 2474464, 2614528, 4330312, 4948928, 5229056, 8660624, 9897856, 17321248, 19795712, 34642496, 39591424, 69284992, 138569984, 277139968]

約数ペア:

[(1, 277139968), (2, 138569984), (4, 69284992), (7, 39591424), (8, 34642496), (14, 19795712), (16, 17321248), (28, 9897856), (32, 8660624), (53, 5229056), (56, 4948928), (64, 4330312), (106, 2614528), (112, 2474464), (128, 2165156), (212, 1307264), (224, 1237232), (256, 1082578), (371, 747008), (424, 653632), (448, 618616), (512, 541289), (742, 373504), (848, 326816), (896, 309308), (1459, 189952), (1484, 186752), (1696, 163408), (1792, 154654), (2918, 94976), (2968, 93376), (3392, 81704), (3584, 77327), (5836, 47488), (5936, 46688), (6784, 40852), (10213, 27136), (11672, 23744), (11872, 23344), (13568, 20426)]