78216540

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{68611}}^1$

素因数の和:68642

約数の個数: 48

約数和(自身を含む): 230536320

約数和(自身を除く): 152319780

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, 68611, 137222, 205833, 274444, 343055, 411666, 686110, 823332, 1029165, 1303609, 1372220, 2058330, 2607218, 3910827, 4116660, 5214436, 6518045, 7821654, 13036090, 15643308, 19554135, 26072180, 39108270, 78216540]

約数ペア:

[(1, 78216540), (2, 39108270), (3, 26072180), (4, 19554135), (5, 15643308), (6, 13036090), (10, 7821654), (12, 6518045), (15, 5214436), (19, 4116660), (20, 3910827), (30, 2607218), (38, 2058330), (57, 1372220), (60, 1303609), (76, 1029165), (95, 823332), (114, 686110), (190, 411666), (228, 343055), (285, 274444), (380, 205833), (570, 137222), (1140, 68611)]