81177660

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{150329}}^1$

素因数の和:150347

約数の個数: 48

約数和(自身を含む): 252554400

約数和(自身を除く): 171376740

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, 150329, 300658, 450987, 601316, 751645, 901974, 1352961, 1503290, 1803948, 2254935, 2705922, 3006580, 4058883, 4509870, 5411844, 6764805, 8117766, 9019740, 13529610, 16235532, 20294415, 27059220, 40588830, 81177660]

約数ペア:

[(1, 81177660), (2, 40588830), (3, 27059220), (4, 20294415), (5, 16235532), (6, 13529610), (9, 9019740), (10, 8117766), (12, 6764805), (15, 5411844), (18, 4509870), (20, 4058883), (27, 3006580), (30, 2705922), (36, 2254935), (45, 1803948), (54, 1503290), (60, 1352961), (90, 901974), (108, 751645), (135, 601316), (180, 450987), (270, 300658), (540, 150329)]