131269140

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{243091}}^1$

素因数の和:243109

約数の個数: 48

約数和(自身を含む): 408394560

約数和(自身を除く): 277125420

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, 243091, 486182, 729273, 972364, 1215455, 1458546, 2187819, 2430910, 2917092, 3646365, 4375638, 4861820, 6563457, 7292730, 8751276, 10939095, 13126914, 14585460, 21878190, 26253828, 32817285, 43756380, 65634570, 131269140]

約数ペア:

[(1, 131269140), (2, 65634570), (3, 43756380), (4, 32817285), (5, 26253828), (6, 21878190), (9, 14585460), (10, 13126914), (12, 10939095), (15, 8751276), (18, 7292730), (20, 6563457), (27, 4861820), (30, 4375638), (36, 3646365), (45, 2917092), (54, 2430910), (60, 2187819), (90, 1458546), (108, 1215455), (135, 972364), (180, 729273), (270, 486182), (540, 243091)]