156403980

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{289637}}^1$

素因数の和:289655

約数の個数: 48

約数和(自身を含む): 486591840

約数和(自身を除く): 330187860

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, 289637, 579274, 868911, 1158548, 1448185, 1737822, 2606733, 2896370, 3475644, 4344555, 5213466, 5792740, 7820199, 8689110, 10426932, 13033665, 15640398, 17378220, 26067330, 31280796, 39100995, 52134660, 78201990, 156403980]

約数ペア:

[(1, 156403980), (2, 78201990), (3, 52134660), (4, 39100995), (5, 31280796), (6, 26067330), (9, 17378220), (10, 15640398), (12, 13033665), (15, 10426932), (18, 8689110), (20, 7820199), (27, 5792740), (30, 5213466), (36, 4344555), (45, 3475644), (54, 2896370), (60, 2606733), (90, 1737822), (108, 1448185), (135, 1158548), (180, 868911), (270, 579274), (540, 289637)]