156997120

素因数分解:

$2^9\times 5^1\times 7^1\times {\mathrm{8761}}^1$

素因数の和:8791

約数の個数: 80

約数和(自身を含む): 430249248

約数和(自身を除く): 273252128

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, 8761, 8960, 17522, 17920, 35044, 43805, 61327, 70088, 87610, 122654, 140176, 175220, 245308, 280352, 306635, 350440, 490616, 560704, 613270, 700880, 981232, 1121408, 1226540, 1401760, 1962464, 2242816, 2453080, 2803520, 3924928, 4485632, 4906160, 5607040, 7849856, 9812320, 11214080, 15699712, 19624640, 22428160, 31399424, 39249280, 78498560, 156997120]

約数ペア:

[(1, 156997120), (2, 78498560), (4, 39249280), (5, 31399424), (7, 22428160), (8, 19624640), (10, 15699712), (14, 11214080), (16, 9812320), (20, 7849856), (28, 5607040), (32, 4906160), (35, 4485632), (40, 3924928), (56, 2803520), (64, 2453080), (70, 2242816), (80, 1962464), (112, 1401760), (128, 1226540), (140, 1121408), (160, 981232), (224, 700880), (256, 613270), (280, 560704), (320, 490616), (448, 350440), (512, 306635), (560, 280352), (640, 245308), (896, 175220), (1120, 140176), (1280, 122654), (1792, 87610), (2240, 70088), (2560, 61327), (3584, 43805), (4480, 35044), (8761, 17920), (8960, 17522)]