149794640

素因数分解:

$2^4\times 5^1\times {\mathrm{47}}^1\times {\mathrm{39839}}^1$

素因数の和:39899

約数の個数: 40

約数和(自身を含む): 355691520

約数和(自身を除く): 205896880

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 47, 80, 94, 188, 235, 376, 470, 752, 940, 1880, 3760, 39839, 79678, 159356, 199195, 318712, 398390, 637424, 796780, 1593560, 1872433, 3187120, 3744866, 7489732, 9362165, 14979464, 18724330, 29958928, 37448660, 74897320, 149794640]

約数ペア:

[(1, 149794640), (2, 74897320), (4, 37448660), (5, 29958928), (8, 18724330), (10, 14979464), (16, 9362165), (20, 7489732), (40, 3744866), (47, 3187120), (80, 1872433), (94, 1593560), (188, 796780), (235, 637424), (376, 398390), (470, 318712), (752, 199195), (940, 159356), (1880, 79678), (3760, 39839)]