84777280

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{37847}}^1$

素因数の和:37871

約数の個数: 56

約数和(自身を含む): 230721408

約数和(自身を除く): 145944128

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 112, 140, 160, 224, 280, 320, 448, 560, 1120, 2240, 37847, 75694, 151388, 189235, 264929, 302776, 378470, 529858, 605552, 756940, 1059716, 1211104, 1324645, 1513880, 2119432, 2422208, 2649290, 3027760, 4238864, 5298580, 6055520, 8477728, 10597160, 12111040, 16955456, 21194320, 42388640, 84777280]

約数ペア:

[(1, 84777280), (2, 42388640), (4, 21194320), (5, 16955456), (7, 12111040), (8, 10597160), (10, 8477728), (14, 6055520), (16, 5298580), (20, 4238864), (28, 3027760), (32, 2649290), (35, 2422208), (40, 2119432), (56, 1513880), (64, 1324645), (70, 1211104), (80, 1059716), (112, 756940), (140, 605552), (160, 529858), (224, 378470), (280, 302776), (320, 264929), (448, 189235), (560, 151388), (1120, 75694), (2240, 37847)]