144612820

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{139}}^1\times {\mathrm{4729}}^1$

素因数の和:4888

約数の個数: 48

約数和(自身を含む): 333748800

約数和(自身を除く): 189135980

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 139, 220, 278, 556, 695, 1390, 1529, 2780, 3058, 4729, 6116, 7645, 9458, 15290, 18916, 23645, 30580, 47290, 52019, 94580, 104038, 208076, 260095, 520190, 657331, 1040380, 1314662, 2629324, 3286655, 6573310, 7230641, 13146620, 14461282, 28922564, 36153205, 72306410, 144612820]

約数ペア:

[(1, 144612820), (2, 72306410), (4, 36153205), (5, 28922564), (10, 14461282), (11, 13146620), (20, 7230641), (22, 6573310), (44, 3286655), (55, 2629324), (110, 1314662), (139, 1040380), (220, 657331), (278, 520190), (556, 260095), (695, 208076), (1390, 104038), (1529, 94580), (2780, 52019), (3058, 47290), (4729, 30580), (6116, 23645), (7645, 18916), (9458, 15290)]