30731256

素因数分解:

$2^3\times 3^2\times {\mathrm{107}}^1\times {\mathrm{3989}}^1$

素因数の和:4108

約数の個数: 48

約数和(自身を含む): 84029400

約数和(自身を除く): 53298144

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 107, 214, 321, 428, 642, 856, 963, 1284, 1926, 2568, 3852, 3989, 7704, 7978, 11967, 15956, 23934, 31912, 35901, 47868, 71802, 95736, 143604, 287208, 426823, 853646, 1280469, 1707292, 2560938, 3414584, 3841407, 5121876, 7682814, 10243752, 15365628, 30731256]

約数ペア:

[(1, 30731256), (2, 15365628), (3, 10243752), (4, 7682814), (6, 5121876), (8, 3841407), (9, 3414584), (12, 2560938), (18, 1707292), (24, 1280469), (36, 853646), (72, 426823), (107, 287208), (214, 143604), (321, 95736), (428, 71802), (642, 47868), (856, 35901), (963, 31912), (1284, 23934), (1926, 15956), (2568, 11967), (3852, 7978), (3989, 7704)]