780274728

素因数分解:

$2^3\times 3^3\times {\mathrm{191}}^1\times {\mathrm{18913}}^1$

素因数の和:19119

約数の個数: 64

約数和(自身を含む): 2178892800

約数和(自身を除く): 1398618072

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 54, 72, 108, 191, 216, 382, 573, 764, 1146, 1528, 1719, 2292, 3438, 4584, 5157, 6876, 10314, 13752, 18913, 20628, 37826, 41256, 56739, 75652, 113478, 151304, 170217, 226956, 340434, 453912, 510651, 680868, 1021302, 1361736, 2042604, 3612383, 4085208, 7224766, 10837149, 14449532, 21674298, 28899064, 32511447, 43348596, 65022894, 86697192, 97534341, 130045788, 195068682, 260091576, 390137364, 780274728]

約数ペア:

[(1, 780274728), (2, 390137364), (3, 260091576), (4, 195068682), (6, 130045788), (8, 97534341), (9, 86697192), (12, 65022894), (18, 43348596), (24, 32511447), (27, 28899064), (36, 21674298), (54, 14449532), (72, 10837149), (108, 7224766), (191, 4085208), (216, 3612383), (382, 2042604), (573, 1361736), (764, 1021302), (1146, 680868), (1528, 510651), (1719, 453912), (2292, 340434), (3438, 226956), (4584, 170217), (5157, 151304), (6876, 113478), (10314, 75652), (13752, 56739), (18913, 41256), (20628, 37826)]