772240

素因数分解:

$2^4\times 5^1\times 7^2\times {\mathrm{197}}^1$

素因数の和:224

約数の個数: 60

約数和(自身を含む): 2099196

約数和(自身を除く): 1326956

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 49, 56, 70, 80, 98, 112, 140, 196, 197, 245, 280, 392, 394, 490, 560, 784, 788, 980, 985, 1379, 1576, 1960, 1970, 2758, 3152, 3920, 3940, 5516, 6895, 7880, 9653, 11032, 13790, 15760, 19306, 22064, 27580, 38612, 48265, 55160, 77224, 96530, 110320, 154448, 193060, 386120, 772240]

約数ペア:

[(1, 772240), (2, 386120), (4, 193060), (5, 154448), (7, 110320), (8, 96530), (10, 77224), (14, 55160), (16, 48265), (20, 38612), (28, 27580), (35, 22064), (40, 19306), (49, 15760), (56, 13790), (70, 11032), (80, 9653), (98, 7880), (112, 6895), (140, 5516), (196, 3940), (197, 3920), (245, 3152), (280, 2758), (392, 1970), (394, 1960), (490, 1576), (560, 1379), (784, 985), (788, 980)]