431144460

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{991}}^1\times {\mathrm{2417}}^1$

素因数の和:3423

約数の個数: 72

約数和(自身を含む): 1309666176

約数和(自身を除く): 878521716

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 991, 1982, 2417, 2973, 3964, 4834, 4955, 5946, 7251, 8919, 9668, 9910, 11892, 12085, 14502, 14865, 17838, 19820, 21753, 24170, 29004, 29730, 35676, 36255, 43506, 44595, 48340, 59460, 72510, 87012, 89190, 108765, 145020, 178380, 217530, 435060, 2395247, 4790494, 7185741, 9580988, 11976235, 14371482, 21557223, 23952470, 28742964, 35928705, 43114446, 47904940, 71857410, 86228892, 107786115, 143714820, 215572230, 431144460]

約数ペア:

[(1, 431144460), (2, 215572230), (3, 143714820), (4, 107786115), (5, 86228892), (6, 71857410), (9, 47904940), (10, 43114446), (12, 35928705), (15, 28742964), (18, 23952470), (20, 21557223), (30, 14371482), (36, 11976235), (45, 9580988), (60, 7185741), (90, 4790494), (180, 2395247), (991, 435060), (1982, 217530), (2417, 178380), (2973, 145020), (3964, 108765), (4834, 89190), (4955, 87012), (5946, 72510), (7251, 59460), (8919, 48340), (9668, 44595), (9910, 43506), (11892, 36255), (12085, 35676), (14502, 29730), (14865, 29004), (17838, 24170), (19820, 21753)]