199938760

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{24623}}^1$

素因数の和:24670

約数の個数: 64

約数和(自身を含む): 531878400

約数和(自身を除く): 331939640

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 29, 35, 40, 56, 58, 70, 116, 140, 145, 203, 232, 280, 290, 406, 580, 812, 1015, 1160, 1624, 2030, 4060, 8120, 24623, 49246, 98492, 123115, 172361, 196984, 246230, 344722, 492460, 689444, 714067, 861805, 984920, 1378888, 1428134, 1723610, 2856268, 3447220, 3570335, 4998469, 5712536, 6894440, 7140670, 9996938, 14281340, 19993876, 24992345, 28562680, 39987752, 49984690, 99969380, 199938760]

約数ペア:

[(1, 199938760), (2, 99969380), (4, 49984690), (5, 39987752), (7, 28562680), (8, 24992345), (10, 19993876), (14, 14281340), (20, 9996938), (28, 7140670), (29, 6894440), (35, 5712536), (40, 4998469), (56, 3570335), (58, 3447220), (70, 2856268), (116, 1723610), (140, 1428134), (145, 1378888), (203, 984920), (232, 861805), (280, 714067), (290, 689444), (406, 492460), (580, 344722), (812, 246230), (1015, 196984), (1160, 172361), (1624, 123115), (2030, 98492), (4060, 49246), (8120, 24623)]