315048728

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{28393}}^1$

素因数の和:28491

約数の個数: 32

約数和(自身を含む): 630346800

約数和(自身を除く): 315298072

約数列:

[1, 2, 4, 8, 19, 38, 73, 76, 146, 152, 292, 584, 1387, 2774, 5548, 11096, 28393, 56786, 113572, 227144, 539467, 1078934, 2072689, 2157868, 4145378, 4315736, 8290756, 16581512, 39381091, 78762182, 157524364, 315048728]

約数ペア:

[(1, 315048728), (2, 157524364), (4, 78762182), (8, 39381091), (19, 16581512), (38, 8290756), (73, 4315736), (76, 4145378), (146, 2157868), (152, 2072689), (292, 1078934), (584, 539467), (1387, 227144), (2774, 113572), (5548, 56786), (11096, 28393)]