198306640

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{12211}}^1$

素因数の和:12260

約数の個数: 80

約数和(自身を含む): 545143680

約数和(自身を除く): 346837040

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 29, 35, 40, 56, 58, 70, 80, 112, 116, 140, 145, 203, 232, 280, 290, 406, 464, 560, 580, 812, 1015, 1160, 1624, 2030, 2320, 3248, 4060, 8120, 12211, 16240, 24422, 48844, 61055, 85477, 97688, 122110, 170954, 195376, 244220, 341908, 354119, 427385, 488440, 683816, 708238, 854770, 976880, 1367632, 1416476, 1709540, 1770595, 2478833, 2832952, 3419080, 3541190, 4957666, 5665904, 6838160, 7082380, 9915332, 12394165, 14164760, 19830664, 24788330, 28329520, 39661328, 49576660, 99153320, 198306640]

約数ペア:

[(1, 198306640), (2, 99153320), (4, 49576660), (5, 39661328), (7, 28329520), (8, 24788330), (10, 19830664), (14, 14164760), (16, 12394165), (20, 9915332), (28, 7082380), (29, 6838160), (35, 5665904), (40, 4957666), (56, 3541190), (58, 3419080), (70, 2832952), (80, 2478833), (112, 1770595), (116, 1709540), (140, 1416476), (145, 1367632), (203, 976880), (232, 854770), (280, 708238), (290, 683816), (406, 488440), (464, 427385), (560, 354119), (580, 341908), (812, 244220), (1015, 195376), (1160, 170954), (1624, 122110), (2030, 97688), (2320, 85477), (3248, 61055), (4060, 48844), (8120, 24422), (12211, 16240)]