243810640

素因数分解:

$2^4\times 5^1\times {\mathrm{151}}^1\times {\mathrm{20183}}^1$

素因数の和:20347

約数の個数: 40

約数和(自身を含む): 570642048

約数和(自身を除く): 326831408

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 151, 302, 604, 755, 1208, 1510, 2416, 3020, 6040, 12080, 20183, 40366, 80732, 100915, 161464, 201830, 322928, 403660, 807320, 1614640, 3047633, 6095266, 12190532, 15238165, 24381064, 30476330, 48762128, 60952660, 121905320, 243810640]

約数ペア:

[(1, 243810640), (2, 121905320), (4, 60952660), (5, 48762128), (8, 30476330), (10, 24381064), (16, 15238165), (20, 12190532), (40, 6095266), (80, 3047633), (151, 1614640), (302, 807320), (604, 403660), (755, 322928), (1208, 201830), (1510, 161464), (2416, 100915), (3020, 80732), (6040, 40366), (12080, 20183)]