9172980

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{16987}}^1$

素因数の和:17005

約数の個数: 48

約数和(自身を含む): 28539840

約数和(自身を除く): 19366860

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, 16987, 33974, 50961, 67948, 84935, 101922, 152883, 169870, 203844, 254805, 305766, 339740, 458649, 509610, 611532, 764415, 917298, 1019220, 1528830, 1834596, 2293245, 3057660, 4586490, 9172980]

約数ペア:

[(1, 9172980), (2, 4586490), (3, 3057660), (4, 2293245), (5, 1834596), (6, 1528830), (9, 1019220), (10, 917298), (12, 764415), (15, 611532), (18, 509610), (20, 458649), (27, 339740), (30, 305766), (36, 254805), (45, 203844), (54, 169870), (60, 152883), (90, 101922), (108, 84935), (135, 67948), (180, 50961), (270, 33974), (540, 16987)]