28166760

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{78241}}^1$

素因数の和:78258

約数の個数: 48

約数和(自身を含む): 91543140

約数和(自身を除く): 63376380

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 180, 360, 78241, 156482, 234723, 312964, 391205, 469446, 625928, 704169, 782410, 938892, 1173615, 1408338, 1564820, 1877784, 2347230, 2816676, 3129640, 3520845, 4694460, 5633352, 7041690, 9388920, 14083380, 28166760]

約数ペア:

[(1, 28166760), (2, 14083380), (3, 9388920), (4, 7041690), (5, 5633352), (6, 4694460), (8, 3520845), (9, 3129640), (10, 2816676), (12, 2347230), (15, 1877784), (18, 1564820), (20, 1408338), (24, 1173615), (30, 938892), (36, 782410), (40, 704169), (45, 625928), (60, 469446), (72, 391205), (90, 312964), (120, 234723), (180, 156482), (360, 78241)]