209351370

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{225109}}^1$

素因数の和:225150

約数の個数: 32

約数和(自身を含む): 518653440

約数和(自身を除く): 309302070

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 31, 62, 93, 155, 186, 310, 465, 930, 225109, 450218, 675327, 1125545, 1350654, 2251090, 3376635, 6753270, 6978379, 13956758, 20935137, 34891895, 41870274, 69783790, 104675685, 209351370]

約数ペア:

[(1, 209351370), (2, 104675685), (3, 69783790), (5, 41870274), (6, 34891895), (10, 20935137), (15, 13956758), (30, 6978379), (31, 6753270), (62, 3376635), (93, 2251090), (155, 1350654), (186, 1125545), (310, 675327), (465, 450218), (930, 225109)]