15918900

素因数分解:

$2^2\times 3^1\times 5^2\times {\mathrm{47}}^1\times {\mathrm{1129}}^1$

素因数の和:1193

約数の個数: 72

約数和(自身を含む): 47080320

約数和(自身を除く): 31161420

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 25, 30, 47, 50, 60, 75, 94, 100, 141, 150, 188, 235, 282, 300, 470, 564, 705, 940, 1129, 1175, 1410, 2258, 2350, 2820, 3387, 3525, 4516, 4700, 5645, 6774, 7050, 11290, 13548, 14100, 16935, 22580, 28225, 33870, 53063, 56450, 67740, 84675, 106126, 112900, 159189, 169350, 212252, 265315, 318378, 338700, 530630, 636756, 795945, 1061260, 1326575, 1591890, 2653150, 3183780, 3979725, 5306300, 7959450, 15918900]

約数ペア:

[(1, 15918900), (2, 7959450), (3, 5306300), (4, 3979725), (5, 3183780), (6, 2653150), (10, 1591890), (12, 1326575), (15, 1061260), (20, 795945), (25, 636756), (30, 530630), (47, 338700), (50, 318378), (60, 265315), (75, 212252), (94, 169350), (100, 159189), (141, 112900), (150, 106126), (188, 84675), (235, 67740), (282, 56450), (300, 53063), (470, 33870), (564, 28225), (705, 22580), (940, 16935), (1129, 14100), (1175, 13548), (1410, 11290), (2258, 7050), (2350, 6774), (2820, 5645), (3387, 4700), (3525, 4516)]