64878540

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{56911}}^1$

素因数の和:56942

約数の個数: 48

約数和(自身を含む): 191224320

約数和(自身を除く): 126345780

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 19, 20, 30, 38, 57, 60, 76, 95, 114, 190, 228, 285, 380, 570, 1140, 56911, 113822, 170733, 227644, 284555, 341466, 569110, 682932, 853665, 1081309, 1138220, 1707330, 2162618, 3243927, 3414660, 4325236, 5406545, 6487854, 10813090, 12975708, 16219635, 21626180, 32439270, 64878540]

約数ペア:

[(1, 64878540), (2, 32439270), (3, 21626180), (4, 16219635), (5, 12975708), (6, 10813090), (10, 6487854), (12, 5406545), (15, 4325236), (19, 3414660), (20, 3243927), (30, 2162618), (38, 1707330), (57, 1138220), (60, 1081309), (76, 853665), (95, 682932), (114, 569110), (190, 341466), (228, 284555), (285, 227644), (380, 170733), (570, 113822), (1140, 56911)]