180619040

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{161267}}^1$

素因数の和:161289

約数の個数: 48

約数和(自身を含む): 487674432

約数和(自身を除く): 307055392

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 70, 80, 112, 140, 160, 224, 280, 560, 1120, 161267, 322534, 645068, 806335, 1128869, 1290136, 1612670, 2257738, 2580272, 3225340, 4515476, 5160544, 5644345, 6450680, 9030952, 11288690, 12901360, 18061904, 22577380, 25802720, 36123808, 45154760, 90309520, 180619040]

約数ペア:

[(1, 180619040), (2, 90309520), (4, 45154760), (5, 36123808), (7, 25802720), (8, 22577380), (10, 18061904), (14, 12901360), (16, 11288690), (20, 9030952), (28, 6450680), (32, 5644345), (35, 5160544), (40, 4515476), (56, 3225340), (70, 2580272), (80, 2257738), (112, 1612670), (140, 1290136), (160, 1128869), (224, 806335), (280, 645068), (560, 322534), (1120, 161267)]