80709660

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{448387}}^1$

素因数の和:448402

約数の個数: 36

約数和(自身を含む): 244819848

約数和(自身を除く): 164110188

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 448387, 896774, 1345161, 1793548, 2241935, 2690322, 4035483, 4483870, 5380644, 6725805, 8070966, 8967740, 13451610, 16141932, 20177415, 26903220, 40354830, 80709660]

約数ペア:

[(1, 80709660), (2, 40354830), (3, 26903220), (4, 20177415), (5, 16141932), (6, 13451610), (9, 8967740), (10, 8070966), (12, 6725805), (15, 5380644), (18, 4483870), (20, 4035483), (30, 2690322), (36, 2241935), (45, 1793548), (60, 1345161), (90, 896774), (180, 448387)]