73991680

素因数分解:

$2^9\times 5^1\times 7^1\times {\mathrm{4129}}^1$

素因数の和:4159

約数の個数: 80

約数和(自身を含む): 202799520

約数和(自身を除く): 128807840

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, 1120, 1280, 1792, 2240, 2560, 3584, 4129, 4480, 8258, 8960, 16516, 17920, 20645, 28903, 33032, 41290, 57806, 66064, 82580, 115612, 132128, 144515, 165160, 231224, 264256, 289030, 330320, 462448, 528512, 578060, 660640, 924896, 1057024, 1156120, 1321280, 1849792, 2114048, 2312240, 2642560, 3699584, 4624480, 5285120, 7399168, 9248960, 10570240, 14798336, 18497920, 36995840, 73991680]

約数ペア:

[(1, 73991680), (2, 36995840), (4, 18497920), (5, 14798336), (7, 10570240), (8, 9248960), (10, 7399168), (14, 5285120), (16, 4624480), (20, 3699584), (28, 2642560), (32, 2312240), (35, 2114048), (40, 1849792), (56, 1321280), (64, 1156120), (70, 1057024), (80, 924896), (112, 660640), (128, 578060), (140, 528512), (160, 462448), (224, 330320), (256, 289030), (280, 264256), (320, 231224), (448, 165160), (512, 144515), (560, 132128), (640, 115612), (896, 82580), (1120, 66064), (1280, 57806), (1792, 41290), (2240, 33032), (2560, 28903), (3584, 20645), (4129, 17920), (4480, 16516), (8258, 8960)]