214568440

素因数分解:

$2^3\times 5^1\times {\mathrm{101}}^1\times {\mathrm{173}}^1\times {\mathrm{307}}^1$

素因数の和:592

約数の個数: 64

約数和(自身を含む): 491974560

約数和(自身を除く): 277406120

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 101, 173, 202, 307, 346, 404, 505, 614, 692, 808, 865, 1010, 1228, 1384, 1535, 1730, 2020, 2456, 3070, 3460, 4040, 6140, 6920, 12280, 17473, 31007, 34946, 53111, 62014, 69892, 87365, 106222, 124028, 139784, 155035, 174730, 212444, 248056, 265555, 310070, 349460, 424888, 531110, 620140, 698920, 1062220, 1240280, 2124440, 5364211, 10728422, 21456844, 26821055, 42913688, 53642110, 107284220, 214568440]

約数ペア:

[(1, 214568440), (2, 107284220), (4, 53642110), (5, 42913688), (8, 26821055), (10, 21456844), (20, 10728422), (40, 5364211), (101, 2124440), (173, 1240280), (202, 1062220), (307, 698920), (346, 620140), (404, 531110), (505, 424888), (614, 349460), (692, 310070), (808, 265555), (865, 248056), (1010, 212444), (1228, 174730), (1384, 155035), (1535, 139784), (1730, 124028), (2020, 106222), (2456, 87365), (3070, 69892), (3460, 62014), (4040, 53111), (6140, 34946), (6920, 31007), (12280, 17473)]