68561920

素因数分解:

$2^{10}\times 5^1\times 7^1\times {\mathrm{1913}}^1$

素因数の和:1945

約数の個数: 88

約数和(自身を含む): 188061984

約数和(自身を除く): 119500064

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 112, 128, 140, 160, 224, 256, 280, 320, 448, 512, 560, 640, 896, 1024, 1120, 1280, 1792, 1913, 2240, 2560, 3584, 3826, 4480, 5120, 7168, 7652, 8960, 9565, 13391, 15304, 17920, 19130, 26782, 30608, 35840, 38260, 53564, 61216, 66955, 76520, 107128, 122432, 133910, 153040, 214256, 244864, 267820, 306080, 428512, 489728, 535640, 612160, 857024, 979456, 1071280, 1224320, 1714048, 1958912, 2142560, 2448640, 3428096, 4285120, 4897280, 6856192, 8570240, 9794560, 13712384, 17140480, 34280960, 68561920]

約数ペア:

[(1, 68561920), (2, 34280960), (4, 17140480), (5, 13712384), (7, 9794560), (8, 8570240), (10, 6856192), (14, 4897280), (16, 4285120), (20, 3428096), (28, 2448640), (32, 2142560), (35, 1958912), (40, 1714048), (56, 1224320), (64, 1071280), (70, 979456), (80, 857024), (112, 612160), (128, 535640), (140, 489728), (160, 428512), (224, 306080), (256, 267820), (280, 244864), (320, 214256), (448, 153040), (512, 133910), (560, 122432), (640, 107128), (896, 76520), (1024, 66955), (1120, 61216), (1280, 53564), (1792, 38260), (1913, 35840), (2240, 30608), (2560, 26782), (3584, 19130), (3826, 17920), (4480, 15304), (5120, 13391), (7168, 9565), (7652, 8960)]