28998990

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{419}}^1\times {\mathrm{769}}^1$

素因数の和:1201

約数の個数: 48

約数和(自身を含む): 75675600

約数和(自身を除く): 46676610

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 419, 769, 838, 1257, 1538, 2095, 2307, 2514, 3771, 3845, 4190, 4614, 6285, 6921, 7542, 7690, 11535, 12570, 13842, 18855, 23070, 34605, 37710, 69210, 322211, 644422, 966633, 1611055, 1933266, 2899899, 3222110, 4833165, 5799798, 9666330, 14499495, 28998990]

約数ペア:

[(1, 28998990), (2, 14499495), (3, 9666330), (5, 5799798), (6, 4833165), (9, 3222110), (10, 2899899), (15, 1933266), (18, 1611055), (30, 966633), (45, 644422), (90, 322211), (419, 69210), (769, 37710), (838, 34605), (1257, 23070), (1538, 18855), (2095, 13842), (2307, 12570), (2514, 11535), (3771, 7690), (3845, 7542), (4190, 6921), (4614, 6285)]