15772160

素因数分解:

$2^9\times 5^1\times {\mathrm{61}}^1\times {\mathrm{101}}^1$

素因数の和:185

約数の個数: 80

約数和(自身を含む): 38816712

約数和(自身を除く): 23044552

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 61, 64, 80, 101, 122, 128, 160, 202, 244, 256, 305, 320, 404, 488, 505, 512, 610, 640, 808, 976, 1010, 1220, 1280, 1616, 1952, 2020, 2440, 2560, 3232, 3904, 4040, 4880, 6161, 6464, 7808, 8080, 9760, 12322, 12928, 15616, 16160, 19520, 24644, 25856, 30805, 31232, 32320, 39040, 49288, 51712, 61610, 64640, 78080, 98576, 123220, 129280, 156160, 197152, 246440, 258560, 394304, 492880, 788608, 985760, 1577216, 1971520, 3154432, 3943040, 7886080, 15772160]

約数ペア:

[(1, 15772160), (2, 7886080), (4, 3943040), (5, 3154432), (8, 1971520), (10, 1577216), (16, 985760), (20, 788608), (32, 492880), (40, 394304), (61, 258560), (64, 246440), (80, 197152), (101, 156160), (122, 129280), (128, 123220), (160, 98576), (202, 78080), (244, 64640), (256, 61610), (305, 51712), (320, 49288), (404, 39040), (488, 32320), (505, 31232), (512, 30805), (610, 25856), (640, 24644), (808, 19520), (976, 16160), (1010, 15616), (1220, 12928), (1280, 12322), (1616, 9760), (1952, 8080), (2020, 7808), (2440, 6464), (2560, 6161), (3232, 4880), (3904, 4040)]