214993280

素因数分解:

$2^7\times 5^1\times {\mathrm{61}}^1\times {\mathrm{5507}}^1$

素因数の和:5587

約数の個数: 64

約数和(自身を含む): 522488880

約数和(自身を除く): 307495600

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 61, 64, 80, 122, 128, 160, 244, 305, 320, 488, 610, 640, 976, 1220, 1952, 2440, 3904, 4880, 5507, 7808, 9760, 11014, 19520, 22028, 27535, 39040, 44056, 55070, 88112, 110140, 176224, 220280, 335927, 352448, 440560, 671854, 704896, 881120, 1343708, 1679635, 1762240, 2687416, 3359270, 3524480, 5374832, 6718540, 10749664, 13437080, 21499328, 26874160, 42998656, 53748320, 107496640, 214993280]

約数ペア:

[(1, 214993280), (2, 107496640), (4, 53748320), (5, 42998656), (8, 26874160), (10, 21499328), (16, 13437080), (20, 10749664), (32, 6718540), (40, 5374832), (61, 3524480), (64, 3359270), (80, 2687416), (122, 1762240), (128, 1679635), (160, 1343708), (244, 881120), (305, 704896), (320, 671854), (488, 440560), (610, 352448), (640, 335927), (976, 220280), (1220, 176224), (1952, 110140), (2440, 88112), (3904, 55070), (4880, 44056), (5507, 39040), (7808, 27535), (9760, 22028), (11014, 19520)]