127751680

素因数分解:

$2^9\times 5^1\times 7^1\times {\mathrm{7129}}^1$

素因数の和:7159

約数の個数: 80

約数和(自身を含む): 350111520

約数和(自身を除く): 222359840

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, 4480, 7129, 8960, 14258, 17920, 28516, 35645, 49903, 57032, 71290, 99806, 114064, 142580, 199612, 228128, 249515, 285160, 399224, 456256, 499030, 570320, 798448, 912512, 998060, 1140640, 1596896, 1825024, 1996120, 2281280, 3193792, 3650048, 3992240, 4562560, 6387584, 7984480, 9125120, 12775168, 15968960, 18250240, 25550336, 31937920, 63875840, 127751680]

約数ペア:

[(1, 127751680), (2, 63875840), (4, 31937920), (5, 25550336), (7, 18250240), (8, 15968960), (10, 12775168), (14, 9125120), (16, 7984480), (20, 6387584), (28, 4562560), (32, 3992240), (35, 3650048), (40, 3193792), (56, 2281280), (64, 1996120), (70, 1825024), (80, 1596896), (112, 1140640), (128, 998060), (140, 912512), (160, 798448), (224, 570320), (256, 499030), (280, 456256), (320, 399224), (448, 285160), (512, 249515), (560, 228128), (640, 199612), (896, 142580), (1120, 114064), (1280, 99806), (1792, 71290), (2240, 57032), (2560, 49903), (3584, 35645), (4480, 28516), (7129, 17920), (8960, 14258)]