128151900

素因数分解:

$2^2\times 3^2\times 5^2\times {\mathrm{142391}}^1$

素因数の和:142411

約数の個数: 54

約数和(自身を含む): 401687832

約数和(自身を除く): 273535932

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 25, 30, 36, 45, 50, 60, 75, 90, 100, 150, 180, 225, 300, 450, 900, 142391, 284782, 427173, 569564, 711955, 854346, 1281519, 1423910, 1708692, 2135865, 2563038, 2847820, 3559775, 4271730, 5126076, 6407595, 7119550, 8543460, 10679325, 12815190, 14239100, 21358650, 25630380, 32037975, 42717300, 64075950, 128151900]

約数ペア:

[(1, 128151900), (2, 64075950), (3, 42717300), (4, 32037975), (5, 25630380), (6, 21358650), (9, 14239100), (10, 12815190), (12, 10679325), (15, 8543460), (18, 7119550), (20, 6407595), (25, 5126076), (30, 4271730), (36, 3559775), (45, 2847820), (50, 2563038), (60, 2135865), (75, 1708692), (90, 1423910), (100, 1281519), (150, 854346), (180, 711955), (225, 569564), (300, 427173), (450, 284782), (900, 142391)]