868171520

素因数分解:

$2^8\times 5^1\times {\mathrm{61}}^1\times {\mathrm{11119}}^1$

素因数の和:11201

約数の個数: 72

約数和(自身を含む): 2113823040

約数和(自身を除く): 1245651520

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 61, 64, 80, 122, 128, 160, 244, 256, 305, 320, 488, 610, 640, 976, 1220, 1280, 1952, 2440, 3904, 4880, 7808, 9760, 11119, 15616, 19520, 22238, 39040, 44476, 55595, 78080, 88952, 111190, 177904, 222380, 355808, 444760, 678259, 711616, 889520, 1356518, 1423232, 1779040, 2713036, 2846464, 3391295, 3558080, 5426072, 6782590, 7116160, 10852144, 13565180, 14232320, 21704288, 27130360, 43408576, 54260720, 86817152, 108521440, 173634304, 217042880, 434085760, 868171520]

約数ペア:

[(1, 868171520), (2, 434085760), (4, 217042880), (5, 173634304), (8, 108521440), (10, 86817152), (16, 54260720), (20, 43408576), (32, 27130360), (40, 21704288), (61, 14232320), (64, 13565180), (80, 10852144), (122, 7116160), (128, 6782590), (160, 5426072), (244, 3558080), (256, 3391295), (305, 2846464), (320, 2713036), (488, 1779040), (610, 1423232), (640, 1356518), (976, 889520), (1220, 711616), (1280, 678259), (1952, 444760), (2440, 355808), (3904, 222380), (4880, 177904), (7808, 111190), (9760, 88952), (11119, 78080), (15616, 55595), (19520, 44476), (22238, 39040)]