139649940

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{258611}}^1$

素因数の和:258629

約数の個数: 48

約数和(自身を含む): 434468160

約数和(自身を除く): 294818220

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 90, 108, 135, 180, 270, 540, 258611, 517222, 775833, 1034444, 1293055, 1551666, 2327499, 2586110, 3103332, 3879165, 4654998, 5172220, 6982497, 7758330, 9309996, 11637495, 13964994, 15516660, 23274990, 27929988, 34912485, 46549980, 69824970, 139649940]

約数ペア:

[(1, 139649940), (2, 69824970), (3, 46549980), (4, 34912485), (5, 27929988), (6, 23274990), (9, 15516660), (10, 13964994), (12, 11637495), (15, 9309996), (18, 7758330), (20, 6982497), (27, 5172220), (30, 4654998), (36, 3879165), (45, 3103332), (54, 2586110), (60, 2327499), (90, 1551666), (108, 1293055), (135, 1034444), (180, 775833), (270, 517222), (540, 258611)]