215577810

素因数分解:

$2^1\times 3^2\times 5^1\times 7^1\times {\mathrm{342187}}^1$

素因数の和:342207

約数の個数: 48

約数和(自身を含む): 640575936

約数和(自身を除く): 424998126

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 30, 35, 42, 45, 63, 70, 90, 105, 126, 210, 315, 630, 342187, 684374, 1026561, 1710935, 2053122, 2395309, 3079683, 3421870, 4790618, 5132805, 6159366, 7185927, 10265610, 11976545, 14371854, 15398415, 21557781, 23953090, 30796830, 35929635, 43115562, 71859270, 107788905, 215577810]

約数ペア:

[(1, 215577810), (2, 107788905), (3, 71859270), (5, 43115562), (6, 35929635), (7, 30796830), (9, 23953090), (10, 21557781), (14, 15398415), (15, 14371854), (18, 11976545), (21, 10265610), (30, 7185927), (35, 6159366), (42, 5132805), (45, 4790618), (63, 3421870), (70, 3079683), (90, 2395309), (105, 2053122), (126, 1710935), (210, 1026561), (315, 684374), (630, 342187)]