84778400

素因数分解:

$2^5\times 5^2\times 7^1\times {\mathrm{15139}}^1$

素因数の和:15166

約数の個数: 72

約数和(自身を含む): 236547360

約数和(自身を除く): 151768960

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 32, 35, 40, 50, 56, 70, 80, 100, 112, 140, 160, 175, 200, 224, 280, 350, 400, 560, 700, 800, 1120, 1400, 2800, 5600, 15139, 30278, 60556, 75695, 105973, 121112, 151390, 211946, 242224, 302780, 378475, 423892, 484448, 529865, 605560, 756950, 847784, 1059730, 1211120, 1513900, 1695568, 2119460, 2422240, 2649325, 3027800, 3391136, 4238920, 5298650, 6055600, 8477840, 10597300, 12111200, 16955680, 21194600, 42389200, 84778400]

約数ペア:

[(1, 84778400), (2, 42389200), (4, 21194600), (5, 16955680), (7, 12111200), (8, 10597300), (10, 8477840), (14, 6055600), (16, 5298650), (20, 4238920), (25, 3391136), (28, 3027800), (32, 2649325), (35, 2422240), (40, 2119460), (50, 1695568), (56, 1513900), (70, 1211120), (80, 1059730), (100, 847784), (112, 756950), (140, 605560), (160, 529865), (175, 484448), (200, 423892), (224, 378475), (280, 302780), (350, 242224), (400, 211946), (560, 151390), (700, 121112), (800, 105973), (1120, 75695), (1400, 60556), (2800, 30278), (5600, 15139)]