2261509568

素因数分解:

$2^6\times {\mathrm{181}}^1\times {\mathrm{197}}^1\times {\mathrm{991}}^1$

素因数の和:1381

約数の個数: 56

約数和(自身を含む): 4539959424

約数和(自身を除く): 2278449856

約数列:

[1, 2, 4, 8, 16, 32, 64, 181, 197, 362, 394, 724, 788, 991, 1448, 1576, 1982, 2896, 3152, 3964, 5792, 6304, 7928, 11584, 12608, 15856, 31712, 35657, 63424, 71314, 142628, 179371, 195227, 285256, 358742, 390454, 570512, 717484, 780908, 1141024, 1434968, 1561816, 2282048, 2869936, 3123632, 5739872, 6247264, 11479744, 12494528, 35336087, 70672174, 141344348, 282688696, 565377392, 1130754784, 2261509568]

約数ペア:

[(1, 2261509568), (2, 1130754784), (4, 565377392), (8, 282688696), (16, 141344348), (32, 70672174), (64, 35336087), (181, 12494528), (197, 11479744), (362, 6247264), (394, 5739872), (724, 3123632), (788, 2869936), (991, 2282048), (1448, 1561816), (1576, 1434968), (1982, 1141024), (2896, 780908), (3152, 717484), (3964, 570512), (5792, 390454), (6304, 358742), (7928, 285256), (11584, 195227), (12608, 179371), (15856, 142628), (31712, 71314), (35657, 63424)]