30987960

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{258233}}^1$

素因数の和:258247

約数の個数: 32

約数和(自身を含む): 92964240

約数和(自身を除く): 61976280

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 258233, 516466, 774699, 1032932, 1291165, 1549398, 2065864, 2582330, 3098796, 3873495, 5164660, 6197592, 7746990, 10329320, 15493980, 30987960]

約数ペア:

[(1, 30987960), (2, 15493980), (3, 10329320), (4, 7746990), (5, 6197592), (6, 5164660), (8, 3873495), (10, 3098796), (12, 2582330), (15, 2065864), (20, 1549398), (24, 1291165), (30, 1032932), (40, 774699), (60, 516466), (120, 258233)]